Complex sentence: Due to Adolf Hitler's rise to power, Lachmann moved to England from Germany in 1933; when he was at the London School of Economics in the 1930s as a student and colleague of Friedrich Hayek he further developed his interest in the Austrian School.
Split into simpler sentences: Due to Adolf Hitler's rise to power, Lachmann moved to England from Germany in 1933. When he was at the London School of Economics in the 1930s as a student and colleague of Friedrich Hayek he further developed his interest in the Austrian School.