Why is Dutch from the Netherlands but Deutsch from Germany?

Why are the words Dutch and Deutsch so similar but one refers to people from the Netherlands and the other to the people from Germany? Music Used: Sunday Dub - Kevin MacLeod Egmond Overture - Ludwig von Beethoven Finding the Balance - Kevin MacLeod Folk Round - Kevin MacLeod Floating Cities - Kevin MacLeod Fiddles McGinty - Kevin MacLeod As I Figure - Kevin MacLeod Raid the Merch Market: https://teespring.com/en-GB/stores/history-with-hilberts-market Go Fund My Windmills (Patreon): https://www.patreon.com/HistorywithHilbert Join in the Banter on Twitter: https://twitter.com/HistorywHilbert Enter the Fray on Facebook: https://www.facebook.com/HistorywHilbert/ Indulge in some Instagram..?(the alliteration needs to stop): https://www.instagram.com/historywithhilbert/ Send me an email if you'd be interested in doing a collaboration! [email protected] #netherlands #deutschland #history