In 1987, the United States and the United States agreed to take part in the meeting on the occasion of the summit in Beijing on May 7, 1990 (March 13, 1990), the United States and the United States agreed to take part in the summit on May 7, 1990 and the United States agreed to take part in the summit on May 7, 1990 (March 13, 1990), the United States and the United States agreed to take part in the summit on May 7, 1990 (March 7, 1990), the United States and the United States agreed to take part in the summit on May 7, 1990 (March 7, 1990), the United States and the United States agreed to take part in the summit on May 7, 1990 (March 7, 1990), the United States and the United States agreed to take part in the summit on May 7, 1958, the United States and the United States agreed to take part in the summit on May 8,