Some research suggests that marital satisfaction over a lifetime appears to follow a u-shaped curve; this means that

A U-shaped curve, this means that satisfaction is highest in the early years of a marriage and then again in late adulthood. In the early years of marriage, the couple is still fond of each other but gets to grow tired as time goes by. In late adulthood, satisfaction is high as they reconnect.

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