Based on the clue 'a group of party policy makers or the meeting they...', what is the answer?

Based on the clue 'a group of kangaroos or of girl scouts', what is the answer? Based on the clue 'a group of nations acting together like the old so...', what is the answer? Based on the clue 'a group of new rulers after a coup', what is the answer? Based on the clue 'a group of news reporters or to make smooth by iro...', what is the answer? Based on the clue 'a group of people appointed for a specific functio...', what is the answer? Based on the clue 'a group of people with common interests or a greek...', what is the answer? Based on the clue 'a group of reindeer cows gathered together by a re...', what is the answer? Based on the clue 'a group of sculptures from the parthenon is known ...', what is the answer?