Region
United States--History--Mexican War, 1845-1848
2
United States
1
United States--Continental expansion
1
United States--History--Civil War, 1861-1865
1
United States--History--Civil War, 1861-1865--Military tactics--Union
1
United States--History--Civil War, 1861-1865--Personal narratives, Union
1
United States--History--War of 1812
1
United States--Territories and possessions
1