The 20th century began on January 1, 1901, and ended on December 31, 2000.

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Can someone help explain this floor plan of a mid 20th century apartment?

I was watching 12 Angry Men, which was made in 1957; and they show this floor plan of an apartment: My main question is, what's the opening in the wall between the hallway and the main room? It ...
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Amount of time an aeroplane could stay in the air during the last stages of WW1

I know for a fact that aeroplanes were used at the last stages of the first world war to capture images of the enemy trench system and supply lines. They were also used to alert the artillery how far ...
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Did anyone warn about the potential for stock market crashes in 1929, and if so why were their warnings ignored?

I can't seem to find information about economists, or others, warning about the overheated stock market of the 1920s in the US that would culminate in the stock market crashing on Black Thursday, ...
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What factors related to the Eastern Crisis contributed to the outbreak of World War 1?

What factors related to the Eastern Crisis contributed to the outbreak of World War 1? The Eastern Crisis pertains to problems posed by the decay of the Ottoman Empire. Primary among these problems ...
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547 views

Why were there civil wars in Croatia and Bosnia, but not in Slovenia or Macedonia?

It seems that during the breakup of Yugoslavia there were civil wars during speakers of the (then officially) same language - Serbs, Croats and Bosniaks, but not, e.g., between Serbs and Slovenians. ...
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Were there any war movies made during WW2 that were well regarded by front-line American soldiers?

I've read in a few places that American soldiers during WWII (meaning men who had actually seen combat, not rear echelon troops) preferred light comedy or romance movies to the sanitized propaganda in ...
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552 views

Why did the USA stay out of the League of Nations?

Woodrow Wilson, who was President of the USA at the time of the League's creation, was the person who pushed for the inclusion of the League in the Treaty of Versailles in the first place. Why is it ...
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What set Checkpoint Charlie apart from the other border checkpoints in Berlin during the Cold War?

How did "Checkpoint Charlie" become known as the border crossing between East and West Berlin? Out of the countless border checkpoints, what set Checkpoint Charlie apart from the rest for defectors?
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Why was the Cuban Revolution (1953-1959) ultimately successful?

Communist revolutions have been attempted across the world - what were the primary reasons that the Cuban Revolution succeeded while others failed?
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222 views

Did President Kennedy really cut 100,000 government jobs during his presidency?

In Michel Crozier's book, La crise de l'intelligence, he states that during John F. Kennedy's presidency about 100,000 government jobs were terminated. Is this figure accurate? Where can I find any ...
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385 views

Why didn't the Arab states industrialize?

Why didn't the states of the Arabian peninsula industrialize around the time that Europe and East Asia were? Was it simply a lack of accessible natural resources? Why not import coal?
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What role did Lucky Luciano play in faciliting South Europe invasion?

On the night of July 9, 1943, 160,000 Allied troops landed on the extreme southwestern shore of Sicily. After securing a beachhead, Gen. George Patton's U.S. Seventh Army launched an offensive into ...
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532 views

What was the situation of homosexuals in the early Soviet Union?

Between 1917 and 1930, homosexuality was decriminalised in the Soviet Union. From the Wikipedia article on LGBT history in Russia: The Russian Communist Inessa Armand publicly endorsed both ...
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What were the operating principles of Japan's MITI during the 1950s and 60s?

Japan's Ministry of International Trade and Industry (MITI) guided Japan's economy through two decades of unprecedented economic growth. MITI was the primary instrument of Japan's industrial policy, ...
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percentage of British and American troops involved in direct combat with enemy in World War II

How large a proportion of British and American troops were involved in direct combat with the enemy in World War II? What was the casualty rate among those men?
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If Bill Clinton was impeached, why did he finish up his second term

I don't understand how he could have been impeached but did not have to leave office.
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What new technology/tactics allowed the breakthrough of the trenches in WW I western front?

Reading the answers to this question about WW1 Western Front, it appears that breaking through the trenches was a very difficult task to do. How did the Allies finally make it? Was it the invention of ...
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Why does the map of Jordan look as it does?

Most countries land borders are somewhat rounded, and it's easy to guess why - it's eazy to defend a rounded shape, and it's hard to defend "bulges" because it can be easily surrounded and occupied. ...
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Did Japan ever pay Russia war reparations after WW2? Why or why not?

Russia had the largest number of casualties during WW2, and Russia had taken many Japanese prisoners. So, why didn't Russia receive a reparation from Japan to help boost Russia's economy after the ...
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What factors contributed to the popularity of Eastern cultures in the USA in late 20th century?

Question says mostly all. To be more concrete, I am talking about the popularity of Krishna and Buddhism on the religious side, and stuff like yoga on the more practical side. Some other things might ...
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Did Hitler make the right decision for Germany when he called off Operation Zitadelle (during the Battle of Kursk)?

On the night of 9/10 July, the Western Allies mounted an amphibious invasion of Sicily. Three days later, Hitler summoned Günther von Kluge and Erich von Manstein to his Wolfsschanze ...
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German Government branches during World War 2

During World War 2, what government branches, if any, existed in Germany? I've always heard about the Third Reich and Hitler, but I never heard about the rest of the government.
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Why did anti-Chinese riots occur during the Indonesian Reformation of 1998?

The protests and events in Indonesia in May 1998 led to the fall of the dictator Suharto, the reform of Indonesian government and political system, and a more liberal and democratic era. During the ...
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What was Lenin's major criticism of or differences with Marx?

I'm interested in what specific differences in Lenin's writing might address what he perceived to be the shortcomings of Marx's work. Wikipedia is weak on this topic.
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Which Japanese military officers helped Ho Chi Minh?

According to Wikipedia, in 1946 during negotiations between the French and Ho Chi Minh, One demand by the French was the return to French custody of a number of Japanese military officers (who had ...
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Where was the pre-war (ww2) border between Poland and Germany?

I am interested in mapping the pre-war (WWII) border between Poland and Germany. Is there any data available in a public resource? Can anyone describe waypoints along the border in terms of modern ...
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Why did the Germans fall behind the Americans in the development of the atomic bomb after an initial lead?

I actually know certain facts about this matter, but am seeking guidance in interpreting these facts into "theories." 1) Theory 1, Economic: The Americans spent something like $2 billion (in money of ...
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What were the Allies' plans for if they caught Hitler alive?

Hitler committed suicide in 1945, but I'm curious as to what would have happened to him if he hadn't. Did the Allies have any formal plans as to what they would do with Hitler if they caught him ...
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What is this strange uniform?

Colonel John Tiltman wears a very strange uniform in this picture, dated 1919. The original webpage where I saw the picture is http://www.colossus-computer.com/colossus1.html.
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Why was the Irish War of Independence in 1918 successful when other revolts failed?

In a nutshell, what events, occurrences, or mishaps took place that allowed the Irish to win the war of Independence over what could arguably be the most powerful nation of the time, when they were ...
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Why is Finland represented as a Soviet satellite in this 1947 cartoon?

The cartoon is a British one. I found it at http://lenta.ru/articles/2013/05/28/secretwar/ but without any specific attribution.
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When did we figure out that Venus was too hot for humans?

Today it's well known that the surface of Venus is incredibly hot, over 800 °F (427 ºC). Depictions of Venus in fiction, however, used to portray it as something close to Earth temperatures, ...
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Were there any political checks on the U.S. executive during their covert support of the military junta of Pinochet?

U.S. secretary of state Kissinger- with the support of the executive- actively supported the overthrow of Chilean president Allende in favor of the military dictatorship of Pinochet. After the fact, ...
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Did Stalin want to restore the Russian Empire's borders?

On one hand, it seems so because the Molotov-Ribbentrop pact defined the border between the two spheres of influence to be the border of the Russian Empire before WWI. On the other hand, the USSR ...
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How were diplomats and their staff's treated when World War II was declared?

This could be a large and varied subject so i will restrict it to the 20th century and give two instances. In Sept 39 after Poland was invaded the British diplomat in Berlin handed a note to the ...
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In WW2, which midget submarine program was the most successful?

In WW2, which midget submarine program was the most successful? I know at least Great Britain and Japan had midget submarines and used them during the course of the conflict. Which WW2 combatant had ...
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Are submarine launched ballistic missiles still inaccurate?

In the early 1980s documentary First Strike, one of the arguments made for the development of the MX missile program was that in the event of a massive Soviet attack on the land-based missile and ...
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What was (if at all) Hitler's Plan B if Molotov-Ribbentrop had not worked out?

As we know, Nazi Germany and the Soviet Union amicably agreed to attack Poland and to share it between themselves. Did Hitler and his staff have a detailed or formal contingency plan in case the ...
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What was the contemporary German public opinion on the Herero Genocide?

The genocide took place during 1904-1907, organized by General von Trotha. Wikipedia says: Von Trotha's methods caused a public outcry which led the Imperial Chancellor Bernhard von Bülow to ask ...
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What happened to the S.A. (Sturmabteilung; “Stormtroopers”) after The Night of the Long Knives?

I'm reading The Weimar Republic and Nazi Germany by Warren B. Marris, Jr. (Nelson-Hall, Chicago), 1982 for an eassay. It outlines the power that the Sturmabteilung (abbreviated S.A., trans ...
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Why were there more Muslims in East Bengal than in West Bengal

When India and Pakistan were partitioned, Muslims were in a majority in east Bengal whereas Hindus were in a majority in west Bengal. What is the historical reason behind this demographic statistic?
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How did diplomats of the Axis powers travel and communicate among themselves in World War II

In World War II, Japan and the European Axis powers had to communicate over strategy and other things. Also, their diplomats must have had to go to their own countries sometimes. After the USSR ...
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369 views

What do “zones of influence” mean, according to the Treaty of Sevres after WWI?

After its defeat in World War I, European powers partitioned the Ottoman Empire, annexing some of its territories, and setting up other territories as their "zones of influence". What do the zones of ...
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World War 1 Indian propaganda posters

In World War 1, because war broke out between the triple entente and the central powers (and they happened to have a lot of foreign colonies), the allies made posters to recruit soldiers from all ...
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How were British personnel employed in the colonies after independence

A lot of colonies continued to employ British citizens in their government even after attaining independence. But how were these employees paid (in local currency, or in pounds)? Was it not considered ...
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Did Goebbels realize that his wife used to know Arlozorov?

One of the versions for Arlozorov's 1933 murder (not solved to this day!) is that it had something to do with his early friendship with Magda Goebbels. This is what wikipedia says, soberly hedging its ...
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What was Gandhi's post-factum view of the Partition?

Gandhi was vehemently opposed to the Partition of India and tried to avoid it. But what was his stance on it once it had happened? Did he accept it as fait accompli or did he envision some scheme for ...
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Ethnic Germans in Russian service in Poland

General Brusilov wrote in his memoirs that a few years before the war he was serving in a high military position in Russian-controlled Poland and that he was appalled by the fact that all Russian high ...
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When did aircraft carriers eclipse battleships as the “King of the seas”?

During the 19th century and into the early 20th century, battleships were the Kings of the Sea, and every naval power of note had at least one. When did they lose this title to the aircraft carrier, ...
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Did the Germans lose the U-Boat war in World war II because of a shortage of quality, rather than quantity?

In the "Battle of the Atlantic," the Germans lost almost 800 of their 1200 submarines (nearly two-thirds) sinking 3,500 Allied merchant ships and 175 warships. ...