Complex sentence: The music video for the song was shot with the help of the United States Navy which actually intended to use the song in promotional advertising until protests erupted over using taxpayer money for a music video of a dubious group.
Split into simpler sentences: The music video for the song was shot with the help of the United States Navy. The Navy actually intended to use the song in promotional advertising until protests erupted over using taxpayer money for a music video of a dubious group.