Recipients of DACA, estimated to be about 700,000, are commonly called 'Dreamers'
Court challenges to the phase-out of the program have now risen to the top court, whose justices will take stock of the issue during oral arguments
Former President Obama enacted DACA to keep the undocumented immigrants from being deported
Nearly 700,000 young people, known as Dreamers, were protected from deportation and allowed to work legally under the DACA program as of September 2017
It would enshrine protection for the nearly 800,000 immigrants who benefited from the DACA program created by former President Barack Obama that Trump has announced he would be ending