Simplify the following text for a Grade 11 native English-speaking person.
Original: In their view , the legitimate government was the IRA Army Council , which had been vested with the authority of that Republic in 1938 ( prior to the Second World War ) by the last remaining anti-Treaty deputies of the Second DÃ il .
Simplified: They said the legal government was the IRA Army Council because the last remaining anti-Anglo-Irish Treaty deputies of the Second DÃ il made them the government .