An absence of menstruation in a postpubescent female is known as amenorrhea. It is a state in which a woman of reproductive age loses her menstrual cycle. Very often athlethes lose their periods, because of losing too much energy, so the body has not enough energy to release an egg and to get the period.
Following events have caused political unrest in the north tropical countries after independence:
Border dispute.
Military groups overthrowing civilian leaders.
Explanation: Border disputes are common in most north tropical countries in all the continents. The ones between Peru and Ecuador, Belize and Guatemala, Libya and Tunisia, India and Pakistan are considered to the most sensitive. Most rulers, after granting independence, left these countries in pieces which gave rise to territorial disputes.
The conflicts between the government and the military have been repeatedly seen in countries like Ecuador, Cuba, Guatemala, Honduras, Nicaragua, etc. prior to and post-independence. Popular outcries of the public against the contemporary governments have been the main reason for the military taking control of the government every now and then in north tropical countries.
I believe that it is: helps to increase world trade and lower tariffs.
found on a quizlet
The USA came into existence in 1776.
That was 238 years ago.