Broglio has gained attention for his opinions on LGBT personnel serving in the US military and on homosexuality being a root cause of the church sexual abuse scandal.

[1] Returning to Rome in 1979, he studied at the Pontifical Ecclesiastical Academy and graduated in 1983; He also earned his Doctor of Canon Law degree from the Gregorian, and joined the Vatican’s diplomatic corps.

After serving as secretary for the nunciatures to the Ivory Coast (1983–1987) and to Paraguay (1987–1990), Broglio worked at the Vatican Secretariat of State as desk officer for Central America.

[3] He received his episcopal consecration on March 19, 2001, from Pope John Paul II, with Cardinals Angelo Sodano and Giovanni Battista Re serving as co-consecrators.

[8] In October 2021, Broglio released a statement supporting the military's granting of exemptions from COVID-19 vaccination mandates on the basis of service members' conscience-based objections.