This is the 4336th most frequent German word.
fortan
From now on.
In this sentence, 'fortan' is used to indicate a decision that will affect the future, meaning 'from now on' or 'from that point forward'.
Er beschloss, fortan jeden Tag zu laufen.
He decided to jog every day from then on.
Here, 'fortan' marks a change in the relationship starting from a specific point and continuing forward in time.
Fortan waren sie beste Freunde.
From then on, they were best friends.
'Fortan' is used in this context to denote the initiation of a policy or rule starting from a defined time toward the future.