Short answers, pulled from the story.
China, officially the People's Republic of China, is a country in East Asia. It has a population exceeding 1.4 billion, about 17 percent of the world's population, across an area of about 9.6 million square kilometers, making it the third-largest country by area.
CCP Chairman Mao Zedong formally proclaimed the People's Republic of China on the 1st of October 1949. By then the CCP controlled most of mainland China, and the Republic of China government retreated to Taiwan.
Xi Jinping is China's paramount leader, having taken office as CCP general secretary on the 15th of November 2012. He also serves as president and as chairman of the Central Military Commission.
China has the world's second-largest economy by nominal GDP and the largest by purchasing power parity, accounting for around 17 percent of the global economy. Its GDP grew from $150 billion in 1978 to $18.74 trillion by 2024 according to the World Bank.
Ancient and medieval China produced the Four Great Inventions: papermaking, printing, the compass, and gunpowder. Chinese mathematicians were also the first to use negative numbers, and China led the world in science and technology until the Ming dynasty.
China launched its first satellite, Dong Fang Hong I, in 1970, becoming the fifth country to do so independently. In 2003 Yang Liwei's Shenzhou 5 flight made China the third country to send humans into space, and in 2019 China became the first country to land a probe on the far side of the Moon.
International bodies rank China poorly on democracy and human rights, with the Economist Intelligence Unit placing it 141st out of 167 countries in 2025. Since 2017 the government has detained around one million Uyghurs and others in Xinjiang internment camps, which some external observers have described as a genocide or crimes against humanity.