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keyword

what was the cause of ww2

Monthly search volume and cost-per-click data for "what was the cause of ww2" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+was+the+cause+of+ww2&country=us" +--------------+------------------+ | volume | 9,900 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
why did the second world war start 12,100 $0 20/20
why did world war 2 start 12,100 $0 20/20
why did ww2 start 12,100 $0 20/20
why did wwii start 12,100 $0 20/20
what caused the second world war 9,900 $0 20/20
what caused the ww2 9,900 $0 20/20
what caused world war 2 9,900 $0 20/20
what caused ww2 9,900 $0 20/20
what was the cause of world war 2 9,900 $0 20/20
why did ww2 happen 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=what+was+the+cause+of+ww2&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