Thousands of illegal immigrants are facing deportation from the US following President Donald Trump's crackdown on those who entered the country without proper documentation.Deportation of undocumented immigrants was a key pillar of Trump's presidential campaign and he wasted no time in issuing executive orders shortly after he took the oath of office for his second non-consecutive term on January 20.

The state has vowed to assist the president in his efforts to revamp immigration. But Texas' biggest cities and school districts are more reluctant to help.

President Trump, in his first days in office, has released a series of executive orders that will reshape the country's immigration system. We lay out the key changes.