Chandigarh, May 9 -- An air raid alert triggered panic in Chandigarh on Thursday evening after a warning from the Air Force Station indicated a possible aerial attack. Sirens wailed across the Union Territory for nearly an hour, prompting the administration to issue an advisory asking residents to stay indoors and away from balconies or rooftops.

"An air warning has been received from the air force station of a possible attack. Sirens are being sounded. All are advised to remain indoors and stay away from balconies," read a statement from the Chandigarh administration. About an hour later, authorities confirmed that the alert had ended.

The alert came in the wake of heightened military activity between India and Pakistan. Neighbouring P...