Complex sentence: WEA was reluctant to issue it as a single and, even Shane initially had reservations about wether commercial radio would play it because of it's politically sensitive theme but then Howard insisted on its release to make a statement on the European invasion of Australia.
Split into simpler sentences: WEA was reluctant to issue it as a single and, even Shane had reservations about wether commercial radio would play it because of it's politically sensitive theme. Then Howard insisted on its release to make a statement on the European invasion of Australia.