According to the search results, the "Day of Rage" refers to a call by Hamas for worldwide protests against Israels retaliation against Hamas, following a Hamas attack in Israel that sparked the worst violence in years. The former Hamas leader, Khaled Mashal, called for Friday, October 13, 2023, to be a global day of protests against Israels retaliation against Hamas, using the standard call from the militant group for demonstrations, and urged supporters to send a "message of rage to Zionists and to America". The protests were held across the Middle East and beyond, with tens of thousands of Muslims demonstrating in support of the Palestinians and against the intensifying Israeli retaliatory bombardment of Gaza. The "Day of Rage" also drew heightened security in major American cities, with local and federal law enforcement ramping up their presence in the nations capital as Hamas call for a "Day of Rage" was considered a potential threat to the security of Israeli citizens around the world.