The National Force was a fictional organization in the Marvel Universe

Marvel Universe

The Marvel Universe is the shared fictional universe where most comic book titles and other media published by Marvel Entertainment take place, including those featuring Marvel's most familiar characters, such as Spider-Man, the Hulk, the X-Men, and the Avengers.The Marvel Universe is further...

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The National Force was a neo-fascist organization masterminded by Doctor Faustus

Doctor Faustus (comics)

Doctor Faustus is a fictional character, a Marvel Comics supervillain.An Austrian by birth, he is most commonly associated with Captain America, first appearing in issue #107 of his first series.-Creative origins:...

.

Faustus had recently gained custody of the fourth Captain America

Grand Director

The Grand Director , also known as the Captain America of the 1950s is a fictional character in the Marvel Comics Universe...

 and his partner Bucky, heroes from the 1950s who had been kept in suspended animation.. Faustus took control of the mind of the replacement Captain in an attempt to use him against Steve Rogers, the original Captain America

Captain America

Captain America is a fictional character, a superhero that appears in comic books published by Marvel Comics. The character first appeared in Captain America Comics #1 , from Marvel Comics' 1940s predecessor, Timely Comics, and was created by Joe Simon and Jack Kirby...

. The unnamed man returned as "The Grand Director", the leader of "the National Force".

While working as a S.H.I.E.L.D.

S.H.I.E.L.D.

S.H.I.E.L.D. is a fictional espionage and a secret military law-enforcement agency in the Marvel Comics Universe. Created by Stan Lee and Jack Kirby in Strange Tales #135 , it often deals with superhuman threats....

 liaison with the NYPD

New York City Police Department

The New York City Police Department , established in 1845, is currently the largest municipal police force in the United States, with primary responsibilities in law enforcement and investigation within the five boroughs of New York City...

, Sharon Carter

Sharon Carter

Sharon Carter, alias Agent 13, is a fictional character, a secret agent in the Marvel Comics universe. She is an ex-field agent of S.H.I.E.L.D...

 investigated and infiltrated the National Force. During one of the National Force's battles with street criminals in Harlem

Harlem

Harlem is a neighborhood in the New York City borough of Manhattan, which since the 1920s has been a major African-American residential, cultural and business center. Originally a Dutch village, formally organized in 1658, it is named after the city of Haarlem in the Netherlands...

, the National Guard

United States National Guard

The National Guard of the United States is a reserve military force composed of state National Guard militia members or units under federally recognized active or inactive armed force service for the United States. Militia members are citizen soldiers, meaning they work part time for the National...

 was sent in to put an end to it. Under the effects of a mind-altering gas, however, Sharon apparently activated a self-destruct device in her National Force uniform and apparently committed suicide. Rogers was shown the event on videotape.

After being defeated in battle by the original Captain America and Daredevil

Daredevil (Marvel Comics)

Daredevil is a fictional character, a superhero in comic books published by Marvel Comics. The character was created by writer-editor Stan Lee and artist Bill Everett, with an unspecified amount of input from Jack Kirby, and first appeared in Daredevil #1 .Living in the Hell's Kitchen neighborhood...

the Grand Director committed suicide.