Complex sentence: He fought on the Galliopoli Peninsula in Turkey from 28 April to 12 May 1915, and in March 1918, he participated in the Allied raid on Zeebrugge, Belgium.
Split into simpler sentences: He fought on the Galliopoli Peninsula in Turkey from 28 April to 12 May 1915. In March 1918, Chater participated in the Allied raid on Zeebrugge, Belgium.