Answer:
I can't really know it to write
Because cars are more common and roads are cheeper economically for society
Leo III initiated a ban on the use of images for worship
Leo III accomplished many military milestones which made him popular and also gave him the confidence to pursue his religious policies. By banning the use of religious images, Leo II provoked a century of conflict within the empire
Answer:
Election of Abraham Lincoln
No I don't believe so they are. Here is a link to something that says more on it. I hope this helps!
https://en.wikipedia.org/wiki/Speech_or_Debate_Clause