Nicolaus Copernicus of his life. At the instance of Roger Boscovich, the Catholic Church's 1758 "Index of Prohibited Books" omitted the general prohibition of works defending heliocentrism, but retained the specific prohibitions of the original uncensored versions of "De revolutionibus" and Galileo's "Dialogue Concerning the Two Chief World Systems". Those prohibitions were finally dropped from the 1835 "Index". There has been discussion of Copernicus' nationality and of whether it is meaningful to ascribe to him a nationality in the modern sense. Nicolaus Copernicus was born and raised in Royal Prussia, a semiautonomous and polyglot region of the Kingdom of Poland. He was
Nicolas Grenon Nicolas Grenon Nicolas Grenon (c. 1375 – October 17, 1456) was a French composer of the early Renaissance. He wrote in all the prevailing musical forms of the time, and was a rare case of a long-lived composer who learned his craft in the late 14th century but primarily practiced during the era during which the Renaissance styles were forming. The earliest records of Grenon are from Paris, where he worked first in the Notre Dame Cathedral, and on the death of his brother moved to a job at the St Sépulchre as a canon. He rose in the ecclesiastical