Nicolaus Copernicus Albert, Alexander Jagiellon, and Sigismund I the Old. He was a friend and key advisor to each ruler, and his influence greatly strengthened the ties between Warmia and Poland proper. Watzenrode came to be considered the most powerful man in Warmia, and his wealth, connections and influence allowed him to secure Copernicus' education and career as a canon at Frombork Cathedral. Copernicus is postulated to have spoken Latin, German, and Polish with equal fluency; he also spoke Greek and Italian, and had some knowledge of Hebrew. The vast majority of Copernicus's extant writings are in Latin, the language of European
Copernicus Airport Wrocław in May 1997 followed by a new domestic terminal in November 1998. A cargo terminal, international arrivals hall, and installation of a new meteorological system were completed in 1999; new fire station and apron extensions in 2000. New air traffic control tower and duty-free area in 2001. On December 6, 2005 the airport was renamed after the famous astronomer Nicolaus Copernicus (in Polish: "Mikołaj Kopernik"), who in Wrocław studied and received a scholarship, and in the years 1503-1538 was a scholaster of the Wrocław Collegiate Holy Cross and St. Bartholomew on the Cathedral Island. The airport's new name is Copernicus