218
world-war-two
× 27 |
47
marriage
|
30
law
× 3 |
19
18th-century
× 4 |
147
military
× 24 |
45
united-states
× 8 |
29
vikings
× 4 |
19
treaties
× 2 |
111
europe
× 15 |
44
transportation
× 2 |
29
aircraft
|
18
cold-war
× 4 |
98
food
× 5 |
41
roman-empire
× 13 |
29
1930s
|
18
titanic
× 4 |
93
war
× 10 |
41
warfare
× 12 |
27
ancient-history
× 8 |
18
defense
× 3 |
85
middle-ages
× 20 |
40
tactics
× 7 |
25
england
× 4 |
18
steppe-nomads
× 2 |
75
soviet-union
× 5 |
39
roman-republic
× 6 |
23
naval
× 7 |
18
everyday-life
× 2 |
72
nazi-germany
× 9 |
38
economy
× 6 |
22
religion
× 4 |
17
weapons
× 7 |
67
united-kingdom
× 5 |
36
police
|
22
submarine
× 3 |
16
nazism
× 5 |
63
ancient-rome
× 15 |
35
germany
× 5 |
22
armour
× 2 |
16
battle
× 3 |
58
napoleonic-wars
|
33
ww2-european-theater
× 2 |
20
world-war-one
× 4 |
16
industry
× 2 |
56
japan
× 8 |
32
cavalry
× 4 |
20
ships
× 3 |
15
france
× 6 |
47
civil-rights
|
31
17th-century
× 3 |
20
precolumbian-contact
× 3 |
15
christianity
× 5 |
