The Roman Catholic Church<span> became increasingly involved in secular (nonreligious) society during the Middle Ages (A.D. c. 450–c. 1500). It </span>played<span> a significant </span>role<span> in</span>medieval European<span> life through the activities of the clergy</span>
It didn't represent the populations of all the states equally, all states were only allowed one vote for the majority. The government didn't have enough power. Each state had their own money. There was no army or navy. And there are many more but those are just a few
One U.K. pound is worth $1.36 in U.S. dollars.
Well, I'd say it was Skinner because the rest didn't even research operant conditioning, they were only interested in classical one (which involved just association between 2 stimuli).
Its called a midden hope this helped