The Battle of Tora Bora, fought from December 3 to 17, 2001, was a significant military engagement during the early stages of the U.S.-led invasion of Afghanistan.

Pearl Harbor Day of Remembrance is observed on December 7 to honor and remember the lives lost in the surprise attack on Pearl Harbor, Hawaii on December 7, 1941.

On December 13, 2003, during Operation Red Dawn, U.S. forces captured former Iraqi President Saddam Hussein.

The Battle of the Bulge was fought during World War II in the Ardennes Forest from December 16, 1944, to January 25, 1945.

Operation Desert Storm started with an aerial bombing campaign against Iraq on January 17, 1991, and concluded with the U.S.-led liberation of Kuwait on February 28, 1991.

The Paris Peace Accords were signed on January 27, 1973 in Paris, France ending the United States' direct military involvement in the Vietnam War.

The Battle of Marjah (Operation Moshtarak) was launched on February 13, 2010, as a major NATO-led offensive in Helmand Province, Afghanistan, aiming to eliminate Taliban control in the region.

The Battle of Iwo Jima was a World War II battle that took place from February 19 to March 26, 1945.

The Battle of 73 Easting, fought on February 26, 1991, during the Gulf War, was a decisive tank battle between U.S. armored forces and Iraq's Republican Guard.

The Battle of Norfolk, fought on February 27, 1991, during the Gulf War, was a significant tank engagement between U.S. and U.K. armored forces and Iraq's Republican Guard in southern Iraq's Muthanna Province.

The Gulf War began with Iraq's invasion of Kuwait on August 2, 1990 and ended on February 27, 1991 when President Bush announced that the coalition would cease hostilities at midnight on February 28, 1991.

The arrival of the 9th Marine Expeditionary Brigade on March 8, 1965 marked the first deployment of a major U.S. ground combat unit to Vietnam.