[4] Earlier in his career, he served in the Philippine National Guard (PNG) in World War I after legislative enactment of the Militia Act on March 17, 1917.

In 1922, at the end of his term as Municipal President, he was elected Representative of Mountain Province's Lone District for the 6th Philippine Legislature.

However, he did not finish his term as he was removed from office by the Governor-General on October 6, 1925 after being convicted and sentenced to imprisonment for assaulting an American.

He spent the rest of his life with her at 1225 Crisostomo Street Sampaloc, Manila, where the couple had some rental properties.

His direct descendants are spread all over the world, from Australia[10] to Miami, Florida, USA, Montgomery County Maryland, USA, as well as Ontario, Canada, and include singer Wency Cornejo; composer Dr. Rodolfo Cornejo; Women Rights Champion and First ever Miss Manila Fame appointed by CITEM Philippines Department of Trade and Industry Deniece Cornejo; late Naval Colonel and Paranaque politician Councilor Jess C Bustamante; former television personality Joaqui Mendoza; Papal Knight Sir Drexel Gregory; and GMA executive Rodrigo Cornejo.

Another grandson, Gerardo "Gerry" Cornejo, was an award-winning professional photographer and is currently a TV and radio producer and program host in the Philippines.