keyword

history of transportation in the us

Monthly search volume and cost-per-click data for "history of transportation in the us" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=history+of+transportation+in+the+us&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-26 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
history of transportation in america	50	$0	16/20
history of transportation in the united states	50	$0	16/20
history of american transportation	50	$0	13/20
history of us transportation	50	$0	13/20
united states transportation history	50	$0	13/20
us transportation history	50	$0	13/20
evolution of transportation in america	50	$0	12/20
transportation history in america	50	$0	11/20
american transportation history	50	$0	10/20
transportation us history	50	$0	10/20

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://api.seodata.dev/v1/keyword?q=history+of+transportation+in+the+us&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