M.I.A's political charged music video

The artist M.I.A had released her new video on the 19th and her label UMG had blocked her video due to copy rights.She has been waiting for her label to post it for 4 days. After fans tweeted away insisting to watch it then later UMG unblocked her video. When watching the music video the first thing you see is a 3-d printer and shown are guns that the 3-D printer has made.In the video there are LED lit peace sign drones.Do you guys think they held off the video for what it shows or is there an other explanation?. If you'd like to read more about it here is the article including the video http://time.com/105212/m-i-a-double-bubble-trouble-video/