Complex sentence: The German administration threatened that the students will not be allowed to finish school, and adults involved in the protests were put on a trial for public disturbance, preventing the officials from carrying out their duties, trespassing, and similar crimes.
Split into simpler sentences: The German administration threatened that the students will not be allowed to finish school. Adults involved in the protests were put on trial for public disturbance, preventing the officials from carrying out their duties, trespassing, and similar crimes.