Not only. Often it was a mix of fiction and realism. But he wrote also novells and children´s books.
OK, next hint: He worked as journalist and reporter.
european
male
german
soldier
dead (but first after WW2)
awarded the Iron Cross (but I have no clue which one - I suppose 2nd or 1st class)
partly famous after WW2
Luftwaffe
famous for his controversial seen attitude torwards political topics in east and west
writer/author
I was a Fallschirmjäger
I have my own Wikipedia article
I was a journalist and reporter
I wrote non-fiction, fiction, children´s books, novels etc. etc.
didn´t live in France
no officer
not SS
not Heer
no politician
no pilot
I´m not Dieter Noll
I´m not Sven Hazel
no box champion