White Ribbon Day, which marks the International Day for the Elimination of Violence Against Women, also launches the 16 Days of Activism, a global campaign to end gender-based violence.
Mae Diwrnod y Rhuban Gwyn, sy'n nodi Diwrnod Rhyngwladol Dileu Trais yn erbyn Menywod, hefyd yn lansio 16 Diwrnod o Weithredu, ymgyrch fyd-eang i roi terfyn ar drais ar sail rhywedd.