seodata.dev

keyword

how long did the civil war last

Monthly search volume and cost-per-click data for "how long did the civil war last" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=how+long+did+the+civil+war+last&country=us" +--------------+------------------+ | volume | 8,100 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-12 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
when was the civil war 90,500 $0 18/20
civil war usa date 49,500 $0 20/20
civil war date 49,500 $0 19/20
when did the civil war end 40,500 $0 19/20
year of civil war 27,100 $0 19/20
civil war year 27,100 $0 18/20
how long was the civil war 8,100 $0 20/20
when did the civil war start and end 6,600 $0 20/20
what year did the civil war end 5,400 $0 20/20
end of the american civil war 2,900 $0 19/20

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+did+the+civil+war+last&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