1. The Constitutional Court postponed its ruling Monday on the constitutionality of acting President Choi Sang-mok's decision to withhold the appointment of a ninth justice, Ma Eun-hyuk, who was recommended by the opposition, to the bench.

2. U.S. President Donald Trump on Saturday ordered 25% tariffs on Mexican and most Canadian imports and 10% on goods from China, starting on Tuesday, kicking off a trade war that could dent global growth and reignite inflation.

3. Roughly 89-thousand artifacts at the National Hangeul Museum in central Seoul will be temporarily relocated to other state-run museums, following a fire that affected the third and fourth floors of the building on Saturday.