\[ **BT: [[countries of the world]]** ] --- # India [[China, Egypt, India, and ancient Mesopotamia are considered to be the ‘four great ancient civilisations of the world’.]][^1] [^1]: Ping Yao, *[[Yao, Women, Gender, and Sexuality in China, 2022|Women, Gender, and Sexuality in China: A Brief History]]* (Routledge, 2022), p. 1.