Complex sentence: George II Treby (c.1684--1742) of Plympton House, Plympton St Maurice, Devon, was an English Whig politician, Secretary at War from 1718 to 1724, and Master of the Household from 1730 to 1740.
Split into simpler sentences: George II Treby (c.1684--1742) of Plympton House, Plympton St Maurice, Devon, was an English Whig politician. Treby held a number of posts, including Secretary at War from 1718 to 1724, and Master of the Household from 1730 to 1740.