Era
Revolution, 1775-1783
1,396
War of 1812
1,162
Civil War, 1861-1865
969
2016
107
Appropriations and expenditures, 2019
99
1946-
85
Appropriations and expenditures, 2018
76
2017
74
21st century
69
2019
66
2020
65
Appropriations and expenditures, 2017
56
2015
48
1991-
47
Appropriations and expenditures, 2016
43
Revolution, 1896-1898
39
1980-
37
19th century
34
2003-
34
2018
32
Since 1991
32
1990-
29
Civil War, 2011-
27
1997-
26
20th century
26
Appropriations and expenditures, 2020
26
1945-
25
Appropriations and expenditures, 2015
25
2014
24
2001
23
To 1775
19
1939-1945
18
Colonial period, ca. 1100-1775
18
Since 1945
18
Since 1980
18
1979-
16
1925-1963
15
1959-
15
2000-2099
15
1775-1783
14
1917-
14
2021-
14
Rebellion, 1837-1838
14
Since 1997
14
Tripolitan War, 1801-1805
14
1815-1875
13
1900-1999
13
1949-
13
1970-
13
1993-
13
more ...