War costs for past and current wars for the United States

[Buffmaster]

Cost of Wars

Figures are from the Congressional Research Service, courtesy of The Washington Post, 10 Sept 2003":


American Revolution: $3.2 billion.
War of 1812: $1 billion.
Mexican War: $1.8 billion.
Civil War: $50 billion Union, $21.8 billion Confederacy.
Spanish-American War: $6.5 billion.
World War I: $588 billion.
World War II: $4.8 trillion.
Korean War: $408 billion.
Vietnam War: $584 billion.
Persian Gulf War of 1991: $82 billion. Contributions from U.S. allies ended up covering more than 90 percent of this war's costs.
Operation Iraqi Freedom: $197 billion, as of March 2006.