The 1400s

Explore 30 historical events from 1400–1409.

1400

Frederick I, duke of Brunswick-Lüneburg

Frederick, a member of the House of Welf, was Duke of Brunswick-Lüneburg and ruling Prince of Brunswick-Wolfenbüttel from 1373 until his death. In May 1400, he unsuccessfully stood…

Frederick I, duke of Brunswick-Lüneburg