A.The empire was regularly attacked by Arab Muslims.
The Byzantine Empire was a prized region to obtain for the Arab Muslims.
The Arab Muslim Empire regularly attacked the Byzantine Empire. The goal was to gain access to the Anatolia peninsula which was home to Constantinople. Constantinople was the trading center to Europe and and to Asia. Many emperors made the Byzantine Empire a goal and it fell in 1453 under the leadership of Mehmed II.
Libel
Publishing false statements knowingly is referred to as libel. This differs from slander which is defamation of character expressed verbally.
Though the US constitution contains an amendment protecting freedom of the press, this amendment does not protect people from false information. The Supreme Court has not allowed people to report false information in particular about individuals that ruin their reputation or defame their character to be protected by the First Amendment.
Answer:
The Preamble states the six purposes of government: to form a more perfect union; establish justice; insure domestic tranquility; provide for the common defense; promote the general welfare; secure the blessings of liberty now and in the future.