Frederick III (elector palatine)
Frederick III (Frederick the Pious), 1515–76, elector palatine (1559–76). The first German prince to accept Calvinism, he ordered the Heidelberg Catechism (1563) drawn up (see under Heidelberg). He aided the Calvinists in the Netherlands and in France.
"Frederick III (elector palatine)." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (September 23, 2018). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/frederick-iii-elector-palatine
"Frederick III (elector palatine)." The Columbia Encyclopedia, 6th ed.. . Retrieved September 23, 2018 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/frederick-iii-elector-palatine