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Sister Cities International was founded by Dwight D. Eisenhower in 1956 at the White House Conference on Citizen Diplomacy. Since then, we have been honored to have every U.S.... read more →
"Reimagining Citizen Diplomacy: New Connections in a Virtual World" This July 8-9 Sister Cities International is offering an online conference. There will be no cost to participate. To register and... read more →
A unique program that Aspen and Shimukappu have shared since March of 1991, is an English Teacher position. An individual from the Aspen area lives and teaches English in Shimukappu for approximately two... read more →
Aspen, Colorado has won the Sister Cities International 2019 AWARD FOR BEST OVERALL PROGRAM for a city with a population less than 10,000. The awards competition, which is open to... read more →