Qatar population was 2.6 million: 313,000 Qatari citizens and 2.3 million expatriates. Islam is the official religion of Qatar. The country has the highest per capita income in the world. Qatar is classified by the UN as a country of very high human development and is widely regarded as the most advanced Arab state for human development. Qatar is a high-income economy, backed by the world's third-largest natural gas reserves and oil reserves. Qatar has been ruled by the House of Thani since Mohammed bin Thani signed a treaty with the British in 1868 that recognised its separate status. Following Ottoman
Udon Thani Province Udon Thani Province Udon Thani (, ) is a province ("changwat") in northeast Thailand. It is bordered by the provinces of Nong Khai to the north, Sakon Nakhon to the east, Kalasin Province to the southeast, Khon Kaen to the south, and Loei and Nong Bua Lamphu to the west. It occupies an area of 11,730 km. The provincial capital is Udon Thani, the major city in the province. Udon Thani is said to mean 'northern city'. "Udon" is derived from "utara" in Sanskrit, meaning 'northern direction', as Udon Thani is northeast of Bangkok. "Thani" means 'city'. Udon Thani first