Hitler had a child with geli.
That child was a boy.
Find the picture of Hitler with a young boy wearing a haircut like Angela Merkel.
That boy was his son.
That son grew up and bore a child in the early 50s,
That child was Angela Merkel.
Angela Merkel was named after her grandmother, Geli
Horst Kasner, merkels father and Hitler's son, was in the Hitler youth as a boy.
As soon as he turned 10 Hitler made the Deutches Jungvolk mandatory. Interesting tidbit.