For questions spanning a significant proportion of the 20th century. Questions focused on the latter decades should consider using the contemporary-histroy tag. Individual tags exist for specific decades.

learn more… | top users | synonyms

4
votes
1answer
302 views

What differences led to Technicolor becoming the dominant color filming technology in Hollywood?

Apparently another technology, Kinemacolor, was invented first in the UK, but it never caught on in Hollywood. Kinemacolor was expensive, and had some other glitches involved, but the fact that it was ...
5
votes
1answer
618 views

What is the best way to describe the form of Japanese government during the years before and during world war 2?

Prior to the great depression, how much political power did the military, the emperor, and the prime minister of Japan have? Is it a form of monarchy, or does it resemble a military dictatorship? Did ...
12
votes
3answers
2k views

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, ...
1
vote
0answers
61 views

Was there a race to patent the use of Freon as a home refrigerator coolant?

Thomas Midgely, Jr.'s hands were in two of the most detrimental scientific breakthroughs of the 20th century: the proliferation of leaded gasoline and the use of Freon (a chlorofluorocarbon) as a ...
20
votes
6answers
1k views

Japan is known for being isolationist, so what cultivated its history of interventionism in the 20th century?

For much of its history, Japan was a very isolationistic country, and in fact, even in modern Japan, there is still a strong isolationist attitude among the Japanese people in some ways. During the ...
10
votes
4answers
674 views

Did the USA win the counter insurgency war in the Vietnam war?

What happened in the aftermath of the Tet offensive to the Viet Cong? Was it actually broken or did it just incorporate into the North Viet Nam army? Edit: I am fully aware that the USA lost the ...
10
votes
4answers
1k views

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 ...
2
votes
2answers
201 views

Prevalence of Torture

How prevalent was torture by the regular police force and the army in 19th and early 20th century in the US and Western Europe? When it was practiced, are there documented instances of it being ...
3
votes
1answer
932 views

What Were the Main Causes of World War One? [closed]

It would appear that the very root of the cause of WWI was the assassination of the heir to the Austrian-Hungarian throne. To me, this is an incredibly odd reason to start a world war. Was the war as ...
14
votes
1answer
368 views

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?
8
votes
1answer
303 views

Was it worthwhile for Britain to side with the USA in the Canada-Alaska border dispute?

In 1903 the Canada-Alaska border dispute was decided by a tribunal of 3 American members, 2 Canadian members, and 1 British member. The British member sided with the Americans with the stated goal of ...
2
votes
0answers
145 views

Were Pope John Paul I's views anything that could imply a support for contraception? [closed]

Pope John Paul I was a short lived pope (only 33 days). There are rumours that he was assasinated. Someone told me that he was quite liberal (as catholic popes can go), and some of his ...
6
votes
2answers
247 views

How besieged was Leningrad after Operation Iskra?

Wikipedia's timeline for the siege of Leningrad is a little puzzling. It has: 12–30 January 1943: Operation Iskra penetrates the siege by opening a land corridor along the coast of Lake Ladoga into ...