What characteristic made leonardo da vinci a true renaissance man

How did many delegates from northern states at the constitutionalconvention view slavery?

Humans during the paleolithic era used fire for each of the following purposes except a. for cooking meat b. for use as a weapon c. for heat and warmth d. for treating animal hides select the best answer from the choices provided

How did the actions of tsar nicholas 2 and his wife lead to revolution in russia