Complex sentence: He was a highly effective debater and was soon feared and disliked by ministers in the Liberal government of Robert Menzies, although his relationship with Menzies himself was warmer than might be expected.
Split into simpler sentences: He was a highly effective debater and was soon feared and disliked by ministers in the Liberal government of Robert Menzies. Although his relationship with Menzies himself was warmer than might be expected.