New Delhi, Aug. 15 -- Security has been significantly heightened across the country ahead of Independence Day celebrations, with intensified patrolling, checkpoints for vehicles and individuals, and enhanced surveillance measures.

In Delhi, police carried out checks at border points and strategic locations.

The national capital's security has been fortified with a multi-layer plan involving Delhi Police, paramilitary forces, the National Security Guard (NSG), the Special Protection Group (SPG), Military Intelligence, and other agencies. Over 20,000 security personnel have been deployed.

According to Delhi Police officials, Advanced Artificial Intelligence systems -- including facial recognition, anti-intrusion cameras, people count cam...