keyword

how long was prohibition

Monthly search volume and cost-per-click data for "how long was prohibition" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=how+long+was+prohibition&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $0.02 | | competition | 0.02 | | country | US | | updated | 2026-06-13 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
when was the prohibition	22,200	$0.23	20/20
prohibition years	18,100	$0.18	20/20
when did prohibition end	9,900	$0.09	20/20
when did prohibition start	6,600	$0.08	20/20
how long did prohibition last	5,400	$0.09	20/20
how long did prohibition last in the united states	5,400	$0.1	20/20
how long was prohibition in the united states	3,600	$0.02	20/20
what was prohibition	2,900	$0.43	20/20
why did prohibition start	2,900	$0.43	20/20
when did prohibition start and end	1,000	$0.03	20/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://api.seodata.dev/v1/keyword?q=how+long+was+prohibition&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt