Complex sentence: After the War the Corps of Colonial Marines were brought to Bermuda to man the garrison and to continue the construction of the Dockyard, but in July 1816 they were disbanded and taken, together with their families, to Trinidad where they were granted land.
Split into simpler sentences: After the War the Corps of Colonial Marines were brought to Bermuda to man the garrison and to continue the construction of the Dockyard. In July 1816 they were disbanded and taken, together with their families, to Trinidad where they were granted land.