Pakistan Corruption Timeline
- Pakistan's Supreme Court and the prime minister's office have had an ongoing battle over the status of corruption cases since the 1990s
- Prosecutors accuse President Zardari and his late wife, former PM Benazir Bhutto and others of laundering millions of dollars through Swiss bank accounts. Ms. Bhutto was assassinated in 2007
- Charges against Zardari and others were dropped after a 2007 amnesty agreement. The court struck down the deal in 2009 and has been battling to reopen the cases
- Former PM Gilani had refused to cooperate, arguing that the president has legal immunity while in office and that reopening the cases would be unconstitutional.