He was executed by firing squad Sept. 12, 1860, in Honduras.

Source: https://ticotimes.net/2023/04/17/the-filibusters-and-juan-santamaria

If a court holds that lethal injection is unconstitutional or rules that the firing squad is a constitutionally required method of execution, the method of execution shall be the firing squad.

Source: https://www.byuiscroll1.org/7-bills-to-watch-in-the-idaho-legislature/

If a court holds that lethal injection is unconstitutional or rules that the firing squad is a constitutionally required method of execution, the method of execution shall be the firing squad.

Source: https://www.byuiscroll1.org/7-bills-to-watch-in-the-idaho-legislature/

Nevada was the first government jurisdiction in the world to approve lethal gas as a form of execution in 1921 as opposed to hanging or death by firing squad.

Source: https://ringsidereport.com/?p=121303&utm_source=rss&utm_medium=rss&utm_campaign=the-story-of-the-mob-museum-in-las-vegas

She said lawmakers saw “grotesque” photos of the most recent American to die by firing squad, in Utah in 2010.

Source: https://www.bangordailynews.com/2023/03/11/news/nation/firing-squads-could-return-as-states-debate-the-death-penalty/

The last execution in Utah was carried out in 2010, when Ronnie Lee Gardner was killed by firing squad for the 1984 murder of attorney Michael Burdell during Gardner's failed escape attempt from a Salt Lake City courthouse.

Source: https://www.dailymail.co.uk/news/article-12873229/jeremy-lake-bailey-anastasia-stevens-utah-murder-suicide.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

The use of the firing squad was also rare during the Civil War.

Source: https://flaglerlive.com/185420/firing-squad/

When (and we it never actually happens) someone is sentenced to death in Idaho, and they can't receive lethal injection, a firing squad is used.

Source: https://kidotalkradio.com/ixp/737/p/do-we-want-the-death-penalty-in-idaho/