keyword

when did wwi end

Monthly search volume and cost-per-click data for "when did wwi end" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=when+did+wwi+end&country=us" +--------------+------------------+ | volume | 49,500 | | cpc | $3.36 | | competition | 0 | | country | US | | updated | 2026-06-05 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
when did the first world war end	49,500	$2.08	20/20
when did world war 1 end	49,500	$2.08	20/20
when did ww1 end	49,500	$3.36	20/20
end of war ww1	12,100	$0	20/20
end of world war 1	12,100	$0	20/20
end of ww1	12,100	$0	20/20
first world war end	12,100	$5.05	20/20
world war i end	12,100	$5.05	20/20
ww1 end	12,100	$0	20/20
wwi end	12,100	$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=when+did+wwi+end&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