The app has come under scrutiny in the past from Republicans, with some stating it has been used to hide illegal immigration.

The Trump administration’s decision to dismantle the Sensitive Locations Policy has lifted long-standing restrictions on Immigration and Customs Enforcement (ICE) and Customs and Border Protection (CBP),

Declaring illegal immigration a national emergency, Trump ordered the Pentagon to provide support for border wall construction

Migrants who waited months to cross the U.S. border with Mexico learned their CBP One appointments had been canceled moments after Donald Trump was sworn in as president.

Washington — President Trump invoked muscular presidential powers to begin a sweeping crackdown on immigration following his inauguration on Monday, tasking the military with border enforcement, moving to designate cartels and gangs as terrorist groups, shutting down asylum and refugee admissions and attempting to terminate birthright citizenship.

President Donald Trump’s plans to curb immigration and beef up border security began taking effect soon after he was inaugurated Monday as he made good on campaign promises.

The orders include declaring a national emergency to deploy military personnel to the border, suspending refugee resettlement and ending birthright citizenship.

President Donald Trump began his term by taking a series of sweeping immigration executive actions Monday that included declaring a national emergency at the US southern border, immediately ending use of a border app called CBP One that had allowed migrants to legally enter the United States,

The Department of Homeland Security issued new guidance on where federal enforcement officials can apprehend illegal immigrants.

On Monday, appointments were canceled for people looking to cross the U.S. border just minutes after President Donald Trump took his oath of office.