The truce came after several days of the countries’ most expansive fighting in decades. One Indian official said the country would “deal strongly” with any violations.

The neighboring countries exchanged fire for several days after India's missile attack on Pakistan before reaching a ceasefire on Saturday.

The first word of the truce came from President Trump, who announced that the two countries had reached a "full and immediate ceasefire," after talks mediated by the U.S.