Yap was a major German naval communications center before the First World War and an important international hub for cable telegraphy. It was occupied by Japanese troops in September, 1914, and passed to the Japanese Empire under the Versailles Treaty in 1919 as a mandated territory under League of Nations supervision. US commercial rights on the island were secured by a special US-Japanese treaty to that effect, concluded on February 11, 1922.Text in League of Nations Treaty Series, vol. 12, pp. 202-211.
Yap was a major German naval communications center before the First World War and an important international hub for cable telegraphy. It was occupied by Japanese troops in September, 1914, and passed to the Japanese Empire under the Versailles Treaty in 1919 as a mandated territory under League of Nations supervision. US commercial rights on the island were secured by a special US-Japanese treaty to that effect, concluded o.n February 11, 1922.Text in League of Nations Treaty Series, vol 12, pp. 202-211.