Afghanistan, Oct. 18 -- Former U.S. National Security Adviser John Bolton surrendered to federal authorities after being indicted on 18 charges, including unlawful handling and transmission of classified information.

Former U.S. National Security Adviser John Bolton surrendered to federal authorities on Friday after being indicted on 18 counts related to the unlawful handling of classified information, U.S. media reported.

According to The Washington Post, the charges include eight counts of illegal transmission of national defense information and ten counts of unauthorized retention of classified documents, some marked "Top Secret/Sensitive Compartmented Information."

Prosecutors allege Bolton, who served under then-President Donald Tru...