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keyword

unionization history

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

$ curl "https://app.seodata.dev/v1/keyword?q=unionization+history&country=us" +--------------+------------------+ | volume | 1,300 | | cpc | $5.25 | | competition | 0.02 | | country | US | | updated | 2026-05-15 | +--------------+------------------+

# 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
history of labor union 1,300 $5.25 15/20
unionism history 1,000 $5.28 20/20
history of unions in america 480 $8.1 16/20
the history of unions in america 480 $8.1 16/20
united states union history 480 $8.1 16/20
who started unions in america 30 $0 16/20

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=unionization+history&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