What was is about- The Neolithic Age was the beginning of a settled human lifestyle.

What was it about- the Haitian Revolution was the overthrow of the French regime in Haiti by the Africans and their descendants who the French had enslaved

What was it about- The French Revolution brought down the Monarchy and the ancien régime and resulted in the beheading of king Louis xvi and his wife Marie Antoinette

What was it about- The Russian Revolution was a violent revolution and it marked the end of the Romanov dynasty and centuries of Russian Imperial rule

What was it about- The Chinese Revolution was when a group of revolutionaries in southern China led a successful revolt against the Qing dynasty establishing the Republic of China in its place and ending the imperial system.

What was it about- The Cuban Revolution was a social and armed conflict led by Fidel Castro to overthrow the government of Fulgencio Batista.

What was it about- The American Revolution was when 13 of great Britain's North American colonies threw off British rule to establish the sovereign United States of America

What was it about- The agricultural revolution was when the unprecedented increase in agricultural production in Britain due to increases in labor and land productivity between the middle of the 17th and 19th centuries.

What was it about- The Green Revolution was when the great increase in production of food grains (especially wheat and rice) that resulted in large part from the introduction into developing countries of new, high-yielding varieties

What was it about- The Chinese discovered the technology in the 9th century during their quest for a life-extending elixir. The ingredient was saltpeter, which had been in use by this same culture since the late centuries for medicinal purposes. It was found to be incendiary and immediately applied to warfare.

What was it about- The Industrial Revolution transformed economies that had been based on agriculture and handicrafts into economies based on large-scale industry, mechanized manufacturing, and the factory system

What was it about- the steam engine was a machine that used heat and steam pressure to create mechanical motion.

What was it about- this engine was a heat engine in which the combustion of a fuel occurs with air in a combustion chamber that is an integral part of the working fluid flow circuit.

What was it about- how plastic was made is that when two chemicals, formaldehyde and phenol, under heat and pressure it becomes plastic

what was it about- It began in the second half of the 20th century with the adoption and proliferation of digital computers and digital storage of information, which in turn led to the development of more advanced computer systems

what was it about- a direct water route west from Europe to Asia

what was it about- allows us to share large amounts of information quickly and in huge numbers

what was it about-to harness the recoil power of each bullet

what was it about- The Syrian civil war is an ongoing multi-sided conflict in Syria involving various state-sponsored and non-state actors. In March 2011, popular discontent with the rule of Bashar al-Assad triggered large-scale protests and pro-democracy rallies across Syria, as part of the wider Arab Spring protests in the region

what was it about- the first human ever to stand on the moon

On August 9, 1945, the United States dropped two atomic bombs on Nagasaki The bomb killed 150,000 people, most of whom were civilians.