New Delhi, June 10 -- Sri Lankan President Anura Kumara Dissanayake was among the first world leaders to congratulate Prime Minister Narendra Modi for becoming India's longest-serving elected premier, saying the neighbouring country benefited from his personal intervention and support in challenging times. In a message to Modi sent on June 8, Dissanayake said the milestone in Modi's political career is a testament to the trust and confidence that the people of the world's largest democracy "have repeatedly placed in your leadership". "Your vision of an economically dynamic India has inspired many beyond your borders, including in Sri Lanka," Dissanayake said. "We are especially grateful for India's steadfast friendship, and for your persona...