During his first 100 days in office, President Trump took executive actions on immigration, trade, and the environment.

* He issued a controversial travel ban on several majority-Muslim countries.

* He began rolling back environmental protection laws put in place by his predecessor.

* He sought to renegotiate international trade agreements.

* He nominated Neil Gorsuch to the Supreme Court.

* He signed the Tax Reform Act.

* He launched the "America First" campaign.

* He sought to build a wall along the U.S.-Mexico border.

* He withdrew from the Iran nuclear deal.

* He moved the U.S. embassy in Israel to Jerusalem.

* He raised questions about the United States' relationships with its traditional allies.