Reservist Army in Illinois That Abe Lincoln Joined
Puzzle 10 of Abraham Lincoln Easy Pack
Question is: Reservist Army in Illinois That Abe Lincoln Joined
and the answer is: MILITIA
Word Meaning:
MILITIA — An army of trained civilians, which may be an official reserve army, called upon in time of need, the entire able-bodied population of a state which may also be called upon, or a private force not under government control.
Definitions from Wiktionary.