Donald Trump’s immigrant deportation czar wants Americans to inform on their neighbors by calling a new government hotline.

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Donald Trump has pledged to carry out, as president, the largest deportation effort in US history, vowing to ultimately deport all of the foreigners living in the country without permission. They are thought to number at least 11 million,

Immigration and Customs Enforcement is expected to carry out operations in the coming days to deport undocumented immigrants deemed to be public safety or national security threats. Immigration was a key campaign issue for President-elect Donald Trump and he's expected to use executive powers to restore the "Remain-in-Mexico" policy.

Donald Trump has committed his administration to conducting a major crackdown on immigration at the inauguration rally the evening before his first day in office. Policies addressing the issue of immigration made up a key part of his presidential campaign before his historic win last November.