Read this: Kathmandu Metropolitan City (KMC), in order to promote international relations has established an International Relations Secretariat (IRC). KMC's first international relationship was established in 1975 with the city of Eugene, Oregon, United States. This activity has been further enhanced by establishing formal relationships with 8 other cities: Motsumoto City of Japan, Rochester of the USA, Yangon (formerly Rangoon) of Myanmar, Xi'an of the People's Republic of China, Minsk of Belarus, and Pyongyang of the Democratic Republic of Korea. KMC's constant endeavor is to enhance its interaction with SAARC countries, other International agencies and many other major cities of the world to achieve better urban management and developmental programs for Kathmandu.

In what year did Kathmandu create its initial international relationship?
What is the answer? (If it cannot be answered, return "unanswerable")
1975