Simplify the following text for a Grade 9 native English-speaking person.
Original: He won the federal 2007 election and was Australia 's 26th prime minister until 24 June 2010 , when his deputy Julia Gillard challenged and replaced him . Following the 2010 Australia election , he became Foreign Minister .
Simplified: He was the 26th Prime Minister of Australia ( 2007 â `` 2010 ) and is currently the Minister for Foreign Affairs .