Answer: The Haitian revolution produced equality in the form of being the most successful slave revolution in history, but, it collapsed on itself shortly after.
Explanation: It produced no gender equality, and Dessalines, the ruler of Haiti, ordered the killing of thousands of white inhabitants as "revenge." After they ran out of whites to kill, the slaves turned their anger to the <em>Affranchis</em>, the wealthy people of color. Soon, freed slaves were the majority of the population in a free and "equal" land.
Italy, Greece and France have never been under the Islamic Empire (or any Islamic rulers as far as I know).
Spain was under Islamic leaders for a long time and there was a period of re-conquista later, when the land was re-conquered by the Christians. And in 8th centrury Spain was in fact part of the Islamic Empire.
Question 1: They developed a decimal system with a numeral for zero.
An important development in mathematics during this period was the decimal system notation. The powers of ten with null coefficients were used in order to indicate "zero."
Question 2: Chandragupta II
Chandragupta II was one of the most powerful emperor of the Gupta Empire. Under his rule (c. 380-c. 415) the Gupta Empire reached its greatest size. He was a great supporter of the arts and his rule is often referred to as the “Golden Age” of India.
Question 3: Chess
Chess is believed to have originated in India during the Gupta Empire in the 6th century. Afterwards, it spread through the Silk Road.
Answer: Saddam Hussein´s invasion of Kuwait.
Explanation: