The end of this era ushered in a period of "<span>B. foreign wars," since the Pax Romana had been a period of relatively unprecedented peace and prosperity for Rome. </span>
The communist regime of USSR led by Gorbachev was no longer willing to intervene in the eastern countries, in a time that the countries were facing increasing pressure for freedom and liberties. The success of some early uprising in countries like Hungary endeared other countries to follow suit.
A is the purpose of works cited
b is the purpose of body paragraphs
c is the purpose of the conclusion
d is the purpose of the introduction
so b.
I think it would be the eighteenth century