World Rhino Day
On September 22 World Rhino Day is held. This september event in the third decade of the month is annual.
Adopt a Less Adoptable Pet Week on September 21 (Last Full Week in September);
World Gratitude Day on September 21 (First celebrated in 1965);
World CML Day on September 22 (Since 2008, patient organizations around the world have initiated events and projects on "CML Awareness Day" on September 22 to raise awareness of the needs of patients living with Chronic Myeloid Leukemia);
International Day against Sexual Exploitation and Trafficking of Women and Children on September 23 (is celebrated every 23 September. It was jointly established by the World Conference of the Coalition against Trafficking in Persons and the Women’s Conference that took place in January 1999 in Dhaka, Bangladesh);
International Day of Sign Languages on September 23 (adopted by the UN on November 14, 2017)