A burly student, armed with a stout cane, was the principal aggressor.

Rubio was the principal aggressor of the night, and he held nothing back.

He also stirred up a war with the Indians, in which he was the principal aggressor.

Their captain, Gidman, out to the last ball, was the principal aggressor with four sixes and four fours.

"Twice," says he, "we were compelled to maintain, by open war, our quarrel with the principal aggressors.