war on drugs
Refers to government-led campaigns against illegal drug trade and use. Often used in news or political contexts. Compare with 麻薬戦争, which can specifically refer to the Mexican drug war.
See also: 麻薬戦争
The government is allocating a large budget to the war on drugs.
Many innocent citizens became victims due to the war on drugs.
Often used specifically for the Mexican drug war, while 薬物戦争 is a broader term for any war on drugs.
Compound of 薬物 (drugs) and 戦争 (war), likely a calque from English 'war on drugs'.