Complex sentence: A similar design with six stars was in use from 1965 for the flag of the Trust Territory of the Pacific Islands, the extra stars representing Palau, the Marshall Islands and Northern Mariana, which chose not to participate in the Federation.
Split into simpler sentences: A similar design with six stars was in use from 1965 for the flag of the Trust Territory of the Pacific Islands. The three extra stars representing Palau, the Marshall Islands and Northern Mariana, which chose not to participate in the Federation.