Historians remain uncertain about Constantine's reasons for favoring Christianity, and theologians and historians have often argued about which form of Early Christianity he subscribed to. There is no consensus among scholars as to whether he adopted his mother Helena's Christianity in his youth, or, as claimed by Eusebius of Caesarea, encouraged her to convert to the faith himself.
The spread of Christianity was made a lot easier by the efficiency of the Roman Empire, but its principles were sometimes misunderstood and membership of the sect could be dangerous.
In wars called the Crusades, Christians from Europe fought Muslims for control of Jerusalem and other holy places. The word crusade comes from the Latin word crux, meaning "cross." The Christian soldiers, called Crusaders, wore the cross as a symbol of their religion.
The Inquisition was a group of institutions within the government system of the Catholic Church whose aim was to combat heresy.
The Black Death was one of the most devastating pandemics in human history, resulting in the deaths of an estimated 75 to 200 million people in Eurasia and peaking in Europe.
A printing press is a device for applying pressure to an inked surface resting upon a print medium (such as paper or cloth), thereby transferring the ink. ... The printing press was invented in the Holy Roman Empire by the German Johannes Gutenberg around 1440, based on existing screw presses.
The Reformation, also referred to as the Protestant Reformation, was a schism from the Roman Catholic Church initiated by Martin Luther and continued by John Calvin, Huldrych Zwingli, and other early Protestant Reformers in Europe.
European conquest, large-scale exploration and colonization soon followed. ... As the sponsor of Christopher Columbus's voyages, Spain was the first European power to settle and colonize the largest areas, from North America and the Caribbean to the southern tip of South America.
The Enlightenment is the period in the history of western thought and culture, stretching roughly from the mid-decades of the seventeenth century through the eighteenth century, characterized by dramatic revolutions in science, philosophy, society and politics; these revolutions swept away the medieval world-view and ushered in our modern western world.
The French Revolution was a period of far-reaching social and political upheaval in France that lasted from 1789 until 1799, and was partially carried forward by Napoleon during the later expansion of the French Empire.
The Industrial Revolution was the transition to new manufacturing processes which began in Great Britain.
Italian unification, or the Risorgimento, was the political and social movement that consolidated different states of the Italian peninsula into the single state of the Kingdom of Italy.
The Iraq War was a protracted armed conflict that began in 2003 with the invasion of Iraq by a United States-led coalition that toppled the government of Saddam Hussein.
The Korean War began when North Korea invaded South Korea. The United Nations, with the United States as the principal force, came to the aid of South Korea. China came to the aid of North Korea, and the Soviet Union gave some assistance.
cold war. The definition of cold war is hostility between areas, states or nations without physical fighting. An example of a cold war was the relationship between the USA and the USSR after World War II.