keyword

union in history

Monthly search volume and cost-per-click data for "union in history" in US.

$ curl "https://app.seodata.dev/v1/search-volume?q=union-in-history" +--------------+------------------+ | volume | 1,300 | | cpc | $14.83 | | competition | 0.01 | | country | US | | updated | 2026-03-30 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
history of labor unions	1,300	$5.25	20/20
history of unions	1,300	$5.42	20/20
labor union history	1,300	$14.83	20/20
labor unions history	1,300	$5.42	20/20
unionization history	1,300	$5.25	14/20
unionism history	1,000	$5.28	19/20
when did labor union start	590	$0	14/20
when did labor unions begin	590	$0	14/20
labor unions in us history	210	$9.2	15/20
how did labor unions start	140	$0	15/20

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/search-volume?q=union-in-history" 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