Alarge number of births within a relatively short span of years, leading to a population of individuals who proceed through the life course together is referred to as a

Baby Boom

Explanation:

A baby boom is referred to as a period under which there is a significant increase in the birth rate. This phenomenon is mostly assigned within a certain boundary. People that are born during this time period are often referred to as baby boomers; somehow, few experts tend to differentiate between ones born as demographic baby booms and the one tend to identify themselves with overlapping cultural gap. The main cause of the baby boom usually includes several fertility factors.

true because they can bargain

in an absolute  monarchy, the  monarchrules as an autocrat, with absolutepower  over the state and government — for example, the right to rule by decree, promulgate laws, and impose punishments. the  monarch isnominally sovereign but the electorate, through their legislature, exercise political sovereignty.