A region where war is ongoing. / A region where structures are damaged or in disarray, appearing similar to the effects of a military conflict.

A war fought using nuclear (fission and/or fusion) weapons.

Subjected to the ravages of war.

The practice of nations creating mutual tariffs or similar barriers to trade.

A fund to finance a war / (by extension) A fund for some special purpose, such as a political campaign

Alternative spelling of tug of war

A conflict between Argentina and the United Kingdom over sovereignty of the Falkland Islands and South Georgia and the South Sandwich Islands (South Georgia and South Sandwich Islands), waged between March and June of 1982.

Synonym of War on Terrorism

(US) An ongoing campaign by the United States (and some of its allies) the stated aim of which is to counter international terrorism, but especially to counter al-Qaeda and other militant Muslim groups.

(Internet) A dispute on a wiki or in a git repository where two users repeatedly revert one another's changes to an article.