Subject Region
United States
485
Great Britain
43
Germany
29
Europe
27
England
26
Latin America
22
Italy
13
Rome
12
France
11
Northern Ireland
10
Africa, Sub-Saharan
8
Middle East
8
South Africa
8
Canada
7
Ireland
7
New York (State)
7
Southern States
6
Zimbabwe
6
Africa
5
Mexico
5
Palestine
5
Russia (Federation)
5
Virginia
5
Asia
4
Byzantine Empire
4
Chile
4
China
4
Colombia
4
Guatemala
4
Korea
4
Malawi
4
New England
4
North America
4
Pennsylvania
4
Spain
4
Africa, Central
3
America Latina
3
Argentina
3
Chesapeake Bay Region (Md. and Va.)
3
Iran
3
Israel
3
Massachusetts
3
Michigan
3
Nicaragua
3
Philippines
3
Poland
3
Prussia
3
Scotland
3
South Asia
3
Springfield
3
more ...