Military Leaders

Shrapnel, Henry

British inventor

Ragnar Lothbrok

Biography, Sons, Death, Vikings, & Facts

Rickover, Hyman G.

United States admiral

Gal, Uziel

Israeli army officer and inventor

Vauban, Sébastien Le Prestre De

Biography, Construction, Structures, & Facts

Hopper, Grace

Biography, Accomplishments, & Facts

Maccabeus, Judas

History, Hanukkah, & The Hammer

Isherwood, B. F.

United States naval engineer

Yermak Timofeyevich

Russian folk hero

Ivar The Boneless

Biography, Battles, & Facts

Gilliss, James Melville

American astronomer and naval officer