Worldwide leaders in military spending
The United States led the ranking of countries with highest military spending in 2021, with 801 billion U.S. dollars dedicated to the military. That constituted 38 percent of the total military spending worldwide that year, which amounted to 2.1 trillion U.S. dollars. As of 2019, the United States military expenditure amounted to 3.4 percent of the U.S. gross domestic product (GDP), placing the U.S. lower in the ranking of military expenditure as a percentage of GDP than Saudi Arabia, Israel, and Russia.
According to the U.S. Congressional Budget Office, the outlays for defense will rise from a low of 596 billion U.S. dollars in 2014, to 915 billion U.S. dollars by 2031. The largest parts of the budget are dedicated to the Departments of the Navy and the Air Force. Between 2013 and 2022, it is projected that the United States will spend 392 billion U.S. dollars on nuclear weapons, 97 billion U.S. dollars on missile defenses and 100 billion U.S. dollars on environmental and health costs.
Global military spending
The value of military spending globally has grown steadily in the past years and reached 1.92 trillion U.S. dollars in 2019. North America is by far the leading region worldwide in terms of expenditure on the military.