running battle
US /ˈrʌnɪŋ ˈbætl/
UK /ˈrʌnɪŋ ˈbætl/

1.
laufender Kampf, andauernder Streit
a prolonged dispute or conflict, especially one that is intermittent or involves a series of skirmishes
:
•
The company has been engaged in a running battle with its competitors over market share.
Das Unternehmen befindet sich in einem laufenden Kampf mit seinen Konkurrenten um Marktanteile.
•
Their marriage was a running battle of wills.
Ihre Ehe war ein ständiger Kampf der Willen.