How did humanism influence the works of renaissance artists and authors?

Why did the collapse of the soviet union and the power vacuum in the balkans lead to bosnian genocide?

Why did the paris peace conference negotiations last over a year?

Which of the following world and national events led to a new view of people with disabilities in the us:     a.  world war i and ii veterans with disabilities returned home after the wars. b.  john f. kennedy was elected president and had a sister with a disability. c.  the civil rights and feminist movements. d.  all of the above.