1. Impeached President Yoon Suk Yeol was formally arrested early Sunday for his failed martial law bid, marking the first such detention of a sitting South Korean president. The Seoul Western District Court issued the arrest warrant citing concerns over destroying evidence.

2. The Seoul Metropolitan Police Agency said Monday that 90 people have been detained in connection with the violent disorder that occurred at the Seoul Western District Court and the Constitutional Court over the weekend. The police will first seek an arrest warrant for 66 of the detained individuals.

3. A six week ceasefire between Israel and Hamas went into effect on Sunday at 11:15 AM, local time, after a three hour delay. Hamas released three Israeli hostages and Israel released 90 Palestinian prisoners as part of the exchange under the ceasefire deal.