seodata.dev

keyword

who started the civil war

Monthly search volume and cost-per-click data for "who started the civil war" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=who+started+the+civil+war&country=us" +--------------+------------------+ | volume | 1,900 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-16 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
american civil war causes 12,100 $0 20/20
american civil war reason 12,100 $0 20/20
causes of american civil war 12,100 $0 20/20
causes of civil war 12,100 $0 20/20
civil war cause 12,100 $0 20/20
civil war reason 12,100 $0 20/20
reason of civil war 12,100 $0 20/20
reasons of american civil war 12,100 $0 20/20
what caused the civil war 9,900 $0 20/20
what was the cause of the civil war 9,900 $0 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://app.seodata.dev/v1/keyword?q=who+started+the+civil+war&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