SIBU, Sept. 16 -- Prime Minister Tan Sri Muhyiddin Yassin said the federal government will defend Malaysia's sovereignty without compromise.

He stressed that Sarawak and Sabah will continue to be in Malaysia.

"The federal government will not bow to any pressure from any quarters attempting to question our nation's sovereignty," he said in his address at the 57th Malaysia Day celebration here.

The prime minister said the National Security Council and the enforcement agencies have a joint responsibility to upgrade the country's border security to curb any attempt to encroach into and threaten the nation's territory.

"This includes implementing Ops Benteng and upgrading the enforcement of the Eastern Sabah Security Command," he said.

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