Uses of Force Abroad 1798-2015, and More from CRS
A newly updated tabulation of U.S. military actions has been prepared by the Congressional Research Service, up to and including the October 14, 2015 deployment of 90 U.S. troops to Cameroon. The CRS listing does not include covert actions, disaster relief operations or training exercises. See Instances of Use of United States Armed Forces Abroad, 1798-2015, October 15, 2015.
[other CRS reports listed at source]
The PDF is 38 pages.
(Score: 2) by jdavidb on Monday October 26 2015, @01:00AM
This is a little out of date but probably illustrates that well: http://www.mapsofwar.com/ind/american-wars.html [mapsofwar.com]