5
famine
|
4
islamic-history
|
3
nightman
|
2
precolumbian-era
|
5
finland
|
4
judaism
|
3
political-geography
|
2
new-mexico
|
5
ireland
|
4
africa
|
3
resource
|
2
migration
|
5
civil-war
|
4
pope
|
3
armour
|
2
serbia
|
5
celts
|
4
palestine
|
3
inca
|
2
steppe-nomads
|
5
banking
|
4
maya
|
3
game
|
2
the-balkans
|
5
venezuela
|
4
mesoamerica
|
3
crime
|
2
time-keeping
|
5
nobility
|
4
mughals
|
3
czechoslovakia
|
1
taxes
|
5
piracy
|
4
treaties
|
2
ancient-china
|
1
vermont
|
5
prisoners-of-war
|
3
siege
|
2
cold-war
|
1
medicine
|
4
drugs
× 2 |
3
music
|
2
combat
|
1
papacy
|
4
disease
|
3
monument
|
2
business-history
|
1
quebec
|
4
espionage
|
3
new-world
|
2
political-party
|
1
castles
|
justCal
