Complex sentence: Von Falkenhausen was a close friend of two anti-Hitler conspirators, Carl Friedrich Goerdeler and Field Marshal Erwin von Witzleben, and soon came to detest Adolf Hitler and the Nazi regime, offering his support to von Witzleben for a planned coup d'état.
Split into simpler sentences: Von Falkenhausen was a close friend of two anti-Hitler conspirators, Carl Friedrich Goerdeler and Field Marshal Erwin von Witzleben, and soon came to detest Adolf Hitler and the Nazi regime. He offered his support to von Witzleben for a planned coup d'état.