Photos show arrested Army soldier Ikaika Erik Kang kissing ISIS flag, Photo Date: undated / Photo: FBI / (MGN)

HONOLULU (AP) — A soldier based in Hawaii pleaded guilty Wednesday to trying to help the Islamic State group — admitting he provided secret military information, a drone meant to track U.S. troops and other support to undercover agents he believed were members of the terrorist organization.

Sgt. 1st Class Ikaika Kang, handcuffed and wearing beige prison jumpsuit, spoke in a clear and confident voice when he told a U.S. magistrate judge in Honolulu he’s guilty of all four counts charged in an indictment filed last year.

“Your honor I provided unclassified, classified documents to the Islamic State,” Kang said, adding that he also provided the drone.

He agreed when Assistant U.S. Attorney Ken Sorenson described other support he provided to undercover agents Kang believed were part of the Islamic State group, also known as ISIS.

Kang provided voluminous, digital documents that included sensitive information including a U.S. military weapons file and various military manuals, Sorenson said.

Trained as an air traffic controller, Kang also provided documents including call signs, mission procedures and radio frequencies, “all of which would have been helpful to ISIS,” Sorenson said.

At one of the meetings with agents Kang believed were part of the Islamic State, he swore allegiance to the group in Arabic and English and kissed an Islamic State flag, Sorenson said.

Kang was…