The United States and regime change in the Middle East: past, present and future

Regime change in the Middle East has been a tool of US foreign policy for decades. From the US-backed 1953 coup in Iran to the 2003 Iraq War and the 2011 invasion of Libya, US presidents from both political parties have repeatedly sought to oust rival regimes and put better ones in their place. Still today, many in Washington advocate coercive measures to topple the current regimes in Iran, Syria, and elsewhere. What is the historical track record of this approach? And what are its prospects for the future?