Mahidol Day in Thailand

Grito de Lares on September 23 (Puerto Rico);

Holocaust Memorial Day in Lithuania on September 23 (1943);

Remember Me Thursday on September 28 (Held on the fourth Thursday in September);

Orange Shirt Day in Canada on September 30;

National Day of Commemorating the Holocaust in Romania on October 9;

Double Ten Day on October 10 (The National Day of Republic of China, celebrates outbreak of the Wuchang Uprising in 1911 that led to founding of the Republic of China in 1912);

Independence Day in Cuba on October 10 (commemorates the proclamation of Cuba's independence from Spain and the beginning of the Ten Years' War in 1868)