Simplify the following text for a Grade 14 native English-speaking person.
Original: With the help of the evangelical theologian Friedrich Ludwig Weidig , he published the leaflet Der Hessische Landbote , a revolutionary pamphlet criticizing social grievances in the Grand Duchy of Hesse .
Simplified: With the help of the Protestant theologian Friedrich Ludwig Weidig he published the leaflet Der Hessische Landbote , a revolutionary text that criticized social problems in the Grand Duchy of Hesse .