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keyword

labor unions were formed to:

Monthly search volume and cost-per-click data for "labor unions were formed to:" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=labor+unions+were+formed+to:&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
labor unions history 1,300 $5.42 20/20
history of unions 1,300 $5.42 18/20
history of labor unions 1,300 $14.83 16/20
labor union history 1,300 $14.83 16/20
unionism history 1,000 $5.28 20/20
creation of unions 30 $0 14/20
labor unions were created to 30 $0 13/20
why did labor unions first form 30 $0 13/20
what are labor unions history 20 $0 14/20
what is labor union in history 20 $0 14/20

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=labor+unions+were+formed+to:&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