Catholic Church in Greenland first churches in the western hemisphere, and after much effort the people of Greenland received a bishop. The church thrived with the Norse colony which saw its peak in the 14th century, and had an active relationship with Scandinavia and the European continent; the church also participated in the European exploration of the Americas. The abandonment of the colony around 1450 ended any church presence in Greenland and the Protestant Reformation in Denmark effectively shut Greenland from any Catholic presence until the 20th century, when freedom of religion was declared and a small permanent Catholic presence reestablished. Catholicism was introduced
Greenland a tight fiscal policy since the late 1980s, which has helped create surpluses in the public budget and low inflation. Since 1990, Greenland has registered a foreign-trade deficit following the closure of the last remaining lead and zinc mine that year. More recently, new sources of ruby in Greenland have been discovered, promising to bring new industry and a new export from the country. (See Gemstone industry in Greenland). Air transportation exists both within Greenland and between the island and other nations. There is also scheduled boat traffic, but the long distances lead to long travel times and low frequency.