Sri Lanka, May 12 -- Uganda's President Yoweri Museveni, 81, has been sworn in for a record seventh consecutive term following his landslide victory in disputed elections in January, extending his tenure as one of Africa's longest-serving rulers.

Heavy security, including armoured tanks, were deployed in the capital, Kampala, ahead of the inauguration in what police said were measures intended to maintain public order.

Museveni was declared the winner of the election with more than 70% of the vote, with his term expected to end in 2031.

His main rival, pop star turned politician Bobi Wine, rejected the result, saying the poll was marred by "ballot-stuffing". Election officials denied the allegation.

The 44-year-old opposition leader, ...