Complex sentence: The regiment mechanised in 1936 and transferred to the Royal Armoured Corps in 1939, and in 1959 was amalgamated with the 1st King's Dragoon Guards to form the 1st The Queen's Dragoon Guards.
Split into simpler sentences: The regiment mechanised in 1936 and transferred to the Royal Armoured Corps in 1939. In 1959 was amalgamated with the 1st King's Dragoon Guards to form the 1st The Queen's Dragoon Guards.