In May 1970, Armstrong traveled to the Soviet Union to present a talk at the 13th annual conference of the International Committee on Space Research; after arriving in Leningrad from Poland, he traveled to Moscow where he met Premier Alexei Kosygin.
Bulan Mei 1970, Armstrong berangkat ke Uni Soviet untuk berpidato dalam konferensi tahunan Komite Riset Antariksa Internasional ke-13; setelah tiba di Leningrad dari Polandia, ia pergi ke Moskow dan bertemu Premier Alexei Kosygin.