What rank is Christianity in the world?

The Top Ten: Organized Religions of the World

Rank	Religion	Members
1.	Christianity	2.3 billion
2.	Islam	1.8 billion
3.	Unaffiliated	1.2 billion
4.	Hinduism	1.1 billion

Who was the first nation to accept Christianity?

Armenia
According to tradition, Armenia was evangelized by the apostles Bartholomew and Thaddeus. Armenia became the first country to adopt Christianity about 300 ce, when St. Gregory the Illuminator converted the Arsacid king Tiridates III.

Why did Christianity spread so quickly across the world?

Nevertheless, carried through the synagogues, merchants and missionaries across the known world, Christianity quickly grew in size and influence. Its unique appeal was partly the result of its values and ethics. The world’s first civilizations were Mesopotamian sacred states ruled in the name of a divinity or by rulers who were seen as divine.

What are the contributions of Christians to the world?

Christians have made a myriad contributions to human progress in a broad and diverse range of fields, both historically and in modern times, including the science and technology, medicine, fine arts and architecture, politics, literatures, music, philanthropy, philosophy, ethics, theatre and business.

How many countries have a religion as their state religion?

By comparison, just 13 countries (including nine European nations) designate Christianity or a particular Christian denomination as their state religion. But an additional 40 governments around the globe unofficially favor a particular religion, and in most cases the preferred faith is a branch of Christianity.

How do countries classify their church-state relationships?

Coders analyzed each country’s constitution or basic laws, along with its official policies and actions toward religious groups, to classify its church-state relationship into one of four categories: States with an official religion confer official status on a particular religion in their constitution or basic law.