Simplify the following text for a Grade 11 native English-speaking person.
Original: The Azad Pakistan Party was a leftist Pakistani party founded in November 1949 by Mian Iftikharuddin , an ex-Congressite and a member of the Muslim League that founded Pakistan .
Simplified: The Azad Pakistan Party is a left-wing Pakistani party founded by Mian Iftikharuddin an ex-member of the Indian Congress who went on to join the Muslim League that created Pakistan .