Short answers, pulled from the story.
Construction began on the 29th of October 2014 for the new arena that would replace ARCO Arena. The Sacramento City Council voted approval of public financing and other terms on the 20th of May 2014.
The estimated cost was $391 million when first proposed by the previous owners in 2012. The final construction costs increased to $534.6 million due to changes in seating configuration.
Sacramento-based Golden 1 Credit Union acquired naming rights on the 16th of June 2015. The deal spans twenty years at a total cost of $120 million.
Paul McCartney held his first concert there on the 4th of October 2016 during his One on One tour. WWE hosted No Mercy in 2016 and Hell in a Cell in 2019 while AEW held their post-Revolution Dynamite episode on the 8th of March 2023.
Five light rail stations from Sacramento Regional Transit are nearby including 8th & K station. The closest station is also known as St. Rose of Lima Park Station and Sacramento Valley Station offers Amtrak trains and bus service.