Sister cities

Main article: Sister cities of Denver, Colorado

Denver's relationship with Brest, France, began in 1948, making it the second-oldest sister city in the United States. Since then, Denver has established relationships with additional sister cities, and currently has a total of ten partnerships:

Brest, France, (1948) Takayama, Japan (1960) Nairobi, Kenya (1975) Karmiel, Israel (1977) Cuernavaca, Mexico (1983) Potenza, Italy (1983) Chennai, India (1984) Kunming, China (1985) Axum, Ethiopia (1995) Ulaanbaatar, Mongolia (2001)

In addition to these, the Denver Regional Council of Governments (consisting of the city and 51 other local governments) has established a "sister city" relationship with the Baghdad Governorate, one of Iraq's eighteen provinces.