263
20th-century
× 16 |
39
american-civil-war
× 2 |
17
nautical
× 2 |
9
monarchy
|
233
world-war-two
× 12 |
38
pyramids
|
15
sports
|
9
europe
|
187
united-states
× 13 |
38
ancient-egypt
|
15
roman-empire
|
9
heraldry
|
109
warfare
× 4 |
34
ancient-rome
× 2 |
15
art
|
8
15th-century
× 2 |
88
aircraft
× 2 |
30
naval
× 2 |
14
china
|
8
medicine
|
84
japan
× 4 |
26
slavery
× 2 |
14
britain
|
8
historiography
|
79
weapons
× 2 |
25
infantry
× 2 |
13
exploration
|
6
tactics
|
78
war
× 5 |
22
americas
|
11
death
× 3 |
6
napoleonic-wars
|
66
world-war-one
× 5 |
21
19th-century
× 2 |
11
us-congress
× 2 |
6
age-of-discovery
|
63
18th-century
× 4 |
21
music
|
11
animals
|
6
middle-ages
|
54
american-revolution
|
21
olympics
|
10
france
|
5
united-kingdom
|
46
military
× 5 |
20
russia
|
10
quotes
|
5
argentina
|
43
nuclear-weapons
|
19
british-empire
× 2 |
9
ancient-history
× 2 |
5
diplomacy
|
American Luke
