The first blow fell at noon on March 15, 44 b.c. The conspirators “suddenly bared their daggers and rushed upon him,” writes Nicholas of Damascus, a first-century b.c. historian. “First [Publius] Servilius Casca stabbed him on the left shoulder a little above the collarbone, at which he had aimed but missed through nervousness.”
After Casca’s glancing blow, Julius Caesar “snatched his toga from [Tillius] Cimber, seized Casca’s hand, sprang from his chair, turned around, and hurled Casca with great violence,” according to the Greek historian Appian of Alexandria. Suetonius, a Roman biographer and antiquarian, offers a slightly different account: “Caesar caught Casca’s arm and ran it through with his stylus,” a sharp tool used for writing on wax tablets that could rip through flesh.
“At almost the same instant both…