an extended contest, struggle, or controversy
a battle of wits
a struggle to succeed or survive
her battle with cancer
It's just the English language dude.
"A war with words"
a : a state of hostility, conflict, or antagonism
b : a struggle or competition between opposing forces or for a particular end
a class war
awar against disease
This is how language evolves. I really don't think people are using perspective when they take offense with that.