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keyword

how long was slavery in the united states

Monthly search volume and cost-per-click data for "how long was slavery in the united states" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=how+long+was+slavery+in+the+united+states&country=us" +--------------+------------------+ | volume | 4,400 | | cpc | $8.25 | | competition | 0 | | country | US | | updated | 2026-06-08 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
when did slavery start 22,200 $7.41 18/20
when did slavery start in america 9,900 $5.82 18/20
how long did slavery last 4,400 $5.58 20/20
how long did slavery last in the united states 4,400 $9.11 20/20
how long was slavery in america 3,600 $0 18/20
how long slavery in america 3,600 $0 17/20
when did slavery start and end 1,300 $5.75 20/20
how many years did slavery last in the united states 590 $0 18/20
how many years did slavery last 320 $0 18/20
how long did slavery exist in the united states 210 $0 18/20

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://app.seodata.dev/v1/keyword?q=how+long+was+slavery+in+the+united+states&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt