sentences:  A successful 2008 invasion of Anjouan by AU and Comoros forces to stop self-declared president Mohamed Bacar, whose 2007 re-election was declared illegal.Prior to the invasion, France helped transport Tanzanian troops but their position in the disagreement was questioned when a French police helicopter was suspected of attempting to sneak Bacar into French exile.The first wave of troops landed on Anjouan Bay on 25 March and soon took over the airfield in Ouani, ultimately aiming to locate and remove Bacar from office.