Is Blofeld James Bond's Brother?

In one of the biggest retcons in James Bond history, Spectre established that Ernst Stavro Blofeld was James Bond's adoptive brother, who was originally known as Franz Oberhauser.

How was Blofeld Bond's brother?

In this continuity, he was born Franz Oberhauser, the son of Hannes Oberhauser (a character from the original short story "Octopussy", portrayed here in two photographs by Thomas Kretschmann), James Bond's (Daniel Craig) legal guardian after being orphaned at the age of 11, making him and Bond adoptive brothers.

Who is Blofeld's brother?

Blofeld's henchmen then knock Bond unconscious. Franz Oberhauser reveals his new identity as Ernst Stavro Blofeld to his foster brother and archenemy James Bond.