#Trump100Days issuance of an executive order that restricted the entry to the United States of citizens from several majority-Muslim countries. This measure generated massive protests and legal challenges.

* Construction of the border wall:

* Trump signed an executive order to begin the construction of a wall along the border between the United States and Mexico, one of his main campaign promises.

* Healthcare reform:

* Attempts were made to repeal and replace the Affordable Care Act (Obamacare), although these efforts faced strong opposition and ultimately failed at that time.

* Tax cuts and deregulation:

* The Trump administration began to implement tax cuts and deregulations, aiming to stimulate economic growth.

* Foreign policy:

* There were changes in foreign policy, including the withdrawal of the United States from the Trans-Pacific Partnership (TPP).

Controversies and events:

* Investigation of Russian interference:

* During this period, the investigation into the alleged Russian interference in the 2016 presidential elections began to gain momentum.

* Relations with the media:

* Trump maintained a tense relationship with many media outlets, which he accused of spreading "fake news."

* Cabinet appointments:

* The confirmation of some members of Trump's cabinet was the subject of intense debate in the Senate.