The internal combustion engine was an innovation of Gustav Eiffel

Guglielmo Marconi

Alexander Graham Bell

Jean Lenoir

Thomas Edison

congress also has implied powers, which derive from the necessary and proper clause of the constitution and permit congress "to make all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states.

b.lincoln had the victory he wanted for emancipation

the church governed the society after the empire fell.   constantine took charge of rome and ended the confusion which had over religion and made christianity as the only religion and that started ruling the roman empire. he also divided the empire into two and fortified the eastern part.   he ruled the eastern part.

c. pro-democracy demonstrations.