President Susilo Bambang Yudhoyono of Indonesia has been inaugurated for a second term as the leader of the world's most populous Muslim nation.
Mr Yudhoyono swore on the Koran to uphold the constitution.
The BBC reports he won a resounding victory at the polls in July with promises of economic growth and a tough fight against corruption.
The president won 60.8% of the vote, 34% more than his nearest challenger, former president Megawati Sukarnoputri.
The inauguration in Jakarta on Tuesday was attended by Australian prime minister Kevin Rudd and the leaders of Malaysia, Singapore and East Timor.