Complex sentence: In 1999 he conducted a 40-day hunger strike in protest of the renewed war and became involved in attempts to restore contacts between Chechen Republic President Aslan Maskhadov and the Russian federal authorities.
Split into simpler sentences: In 1999 he conducted a 40-day hunger strike in protest of the renewed war. Afterwards, he became involved in attempts to restore contacts between Chechen Republic President Aslan Maskhadov and the Russian federal authorities.