Complex sentence: During the Greek War of Independence he occupied several important administrative and diplomatic posts, being a member of the provisional government in 1826 and of the national convention at Troezen in 1827, and president of the council and minister of foreign affairs in 1832.
Split into simpler sentences: During the Greek War of Independence, he occupied several important administrative and diplomatic posts. He was a member of the provisional government in 1826, a member of the national convention at Troezen in 1827, and president of the council and minister of foreign affairs in 1832.