He served only three months before resigning to protest Brown's proposal for a coal severance tax.
On September 14 last year, he resigned for several hours to protest parliament's refusal to give him full powers.
The chancellors of at least 50 universities resigned to protest spending cuts to higher education in the 2003 budget.
Then he resigned to protest the invasion of Cambodia.
They both resigned in April 1901 to protest that the Board was given too less powers.
He served as party president from 1946 to 1953, when he resigned to protest its endorsement of Vietnam peace talks.
She worked briefly as a journalist, but then resigned to protest discrimination against women.
He resigned as chancellor in 1853 to protest changes to the University's structure.
In 2001, the agency's director resigned to protest a lack of adequate protection for children.
He resigned from Cabinet in 1963 to protest the imminent legislation introducing a one party state.