kornel andrzej morawiecki (3 may 1941 – 30 september 2019) was a polish politician and theoretical physicist. he was born in warsaw. morawiecki was the founder and leader of fighting solidarity (polish: "solidarność walcząca"). he was also a member of the 8th legislature of the sejm, of which was also the senior marshal from 12 november 2015 until his death.