Donald Trump's history of suggesting Obama is a Muslim - CNN

Trump has long been one of the most vocal skeptics about Obama's birthplace and faith.

Four years ago, Trump mounted a campaign to pressure Obama to release his long-form birth certificate, even saying he would send investigators to Hawaii to find out the truth. The effort helped fuel the so-called "birther" conspiracy theory that held that Obama was born in Kenya -- and Trump also floated the idea that Obama's birth documents may label him a Muslim.

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