Dinosaurs killed by asteroid and volcano

Volcanoes may have helped life bounce back after dinosaur-killing asteroid strike. At the end of the Cretaceous period 66 million years ago, a giant asteroid impact at Chicxulub off the coast of Mexico led to darkened skies and global cooling, killing off all the dinosaurs save birds

q1: artillery

q2: simon bolivar

q3:   their workers and farmers demanded a return to spanish rule.

q4: drafted new constitutions

q5: oligarchies have replaced monarchies