Imphal: Republic day was celebrated in Manipur amid tight security amid a boycott call by major insurgent outfits on Thursday.

The Governor Gurbachan Jagat unfurled the national flag and took salute from the participants in the march past at Kangla here.

Despite massive security arrangement a powerful bomb was exploded by suspected militants in the capital complex this morning, but none was injured.

Normal life was affected in the state due to the boycott call by major insurgent organisations including United National Liberation Front and Revolutionary People's Front, official sources said.

Police patrol was intensified throughout the state especially in the in valley districts of Imphal East, Imphal West, Bishnupur and Thoubal.