Can we draw the following hypothesis from the context?

Context:

August Perk (October 25, 1897, Lohne / Lingen, Germany; May 12, 1945, Braunschweig, Germany) was a German Resistance fighter against the National Socialism. His brief friendship with Erich Maria Remarque influenced Remarque's novel "All Quiet on the Western Front".

Hypothesis: August Perk was a well known German resistance fighter.
It's impossible to say