Nicolaus Copernicus surviving primary documents on the early years of Copernicus's childhood and education. Copernicus biographers assume that Watzenrode first sent young Copernicus to St. John's School, at Toruń, where he himself had been a master. Later, according to Armitage, the boy attended the Cathedral School at Włocławek, up the Vistula River from Toruń, which prepared pupils for entrance to the University of Kraków, Watzenrode's alma mater in Poland's capital. In the winter semester of 1491–92 Copernicus, as "Nicolaus Nicolai de Thuronia", matriculated together with his brother Andrew at the University of Kraków (now Jagiellonian University). Copernicus began his studies in the
Italian Renaissance Renaissance peaked in the mid-16th century as domestic disputes and foreign invasions plunged the region into the turmoil of the Italian Wars (1494-1559). However, the ideas and ideals of the Italian Renaissance endured and spread into the rest of Europe, setting off the Northern Renaissance. Italian explorers from the maritime republics served under the auspices of European monarchs, ushering the Age of discovery. The most famous among them are Christopher Columbus who served for Spain, Giovanni da Verrazzano for France, Amerigo Vespucci for Portugal, and John Cabot for England. Italian universities attracted polymaths and scholars such as Copernicus, Vesalius, Galileo