war

The U.S. military studies everything from uniform button placement to traveler's diarrhea to organ transplants with the same intense rigor.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 249th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 248th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 247th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 246th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 245th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 243rd installment in the series.

Battlefield tidying during the Napoleonic Wars was a grim business—and we do mean business.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 242nd installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 241st installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 240th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 239th installment in the series.

Soldiers have used the sticky party toy to help scan areas for explosives.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 237th installment in the series.

These monuments and memorials remember America’s military service members with gratitude and respect.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 236th installment in the series.

The Richmond 16 were imprisoned in England in 1916 for refusing to aid the war effort.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 235th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 234th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 233rd installment in the series.

Sybil Ludington's ride through the New York countryside to rouse the troops was longer and more difficult than Paul Revere's.