The party is challenging bans on fusion tickets around the country.
He was later elected as a Progressive on a fusion ticket, serving for six years (1937-1942).
It is the fusion ticket, he notes, that may lead to the election of the first Hispanic person to citywide office.
He was nominated by a group of reformers on a fusion ticket, but failed to be re-elected.
The Democrats nominated Greeley as well, on a fusion ticket.
Fusion tickets were common in the 19th century, before they were eliminated in most states.
Such "fusion tickets" - Republican and Conservative, for example - are prohibited in most states.
The board acknowledged in September that the guidelines affecting so-called fusion tickets were vague.
Prior to the law's passage, candidates often ran in primary elections of multiple parties, creating a "Fusion ticket".
The two ran on what Mr. Giuliani called a fusion ticket in 1993.