China officially the People's Republic of China is a country in East Asia. It is the world's most populous country, with a population of more than 1.4 billion. The country is officially divided into 23 provinces of five autonomous regions, four direct-controlled municipalities and two special administrative regions.
China emerged as one of the world's first civilizations, in the fertile basin of the Yellow River in the North China Plain. China was one of the world's foremost economic powers for most of the two millennia from the 1st until the 19th century. China was invaded by the Empire of Japan during World War II.
China is nominally a unitary one-party socialist republic. The country is a permanent member of the United Nations Security Council and a founding member of several multilateral and regional cooperation organizations such as the Asian Infrastructure Investment Bank, the Silk Road Fund, the New Development Bank, the Shanghai Cooperation Organization, and the Regional Comprehensive Economic Partnership, and is a member of the BRICS, the G8+5, the G20, the APEC, and the East Asia Summit.
After economic reforms in 1978, and its entry into the World Trade Organization in 2001. China's economy became the second-largest country by nominal GDP in 2010 and grew to the largest in the world by PPP in 2014. China is the world's fastest-growing major economy, the second-wealthiest nation in the world, and the world's largest manufacturer and exporter.
The nation has the world's largest standing army, the People's Liberation Army, the second-largest defense budget, and is a recognized nuclear-weapons state. China has been characterized as a emerging superpower due to its large economy and powerful military.