Simplify the following text for a Grade 12 native English-speaking person.
Original: In November 2003 , following the Conservative Party 's Vote of No Confidence in its leader Iain Duncan Smith , Howard was elected unopposed to the position of Conservative Party leader .
Simplified: In 2003 , the Leader of the Conservative Party Iain Duncan Smith was made to resign and Michael Howard was elected unopposed to become the Conservative Party leader .