WAR

From Greek fire to the AK-47.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 265th installment in the series.

By the time John Clem was discharged near the end of the war, he had not only seen active combat but had become a national folk hero as well.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 264th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 261st installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 260th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 259th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 258th installment in the series.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 254th installment in the series.

He came back 20 years later to try and make amends.

Erik Sass is covering the events of the war exactly 100 years after they happened. This is the 253rd installment in the series.

The world-famous playwright and poet was executed by a firing squad during the Spanish Civil War and buried in an unmarked grave.