Singapore will impose export controls on items that can be used as weapons in Ukraine
It will also block certain Russian banks and financial transactions connected to Russia.
It will also block certain Russian banks and financial transactions connected to Russia.
SIA's move comes as the international community continues to crank up pressure on Russia following its invasion of Ukraine.
Putin also ordered Russia's deterrence forces to be placed on "a special mode of combat duty" in a meeting with top officials.
The Japanese government will also provide Ukraine with $100 million in emergency aid, Prime Minister Fumio Kishida added.
Analysts say the measures will likely lead to higher costs for companies and worsen supply chain disruptions.
He also urged both countries to hold peaceful negotiations, saying that it was in their mutual interests, thereby achieving “real” peace.
While Saudi Arabia is seen as a kingpin of the original OPEC states, Russia is a major player among the countries that make up OPEC+.
Singapore must also remain united and cohesive, said Mr Lee, who highlighted that domestic politics must "stop at our shores".
The Philippines also reiterated its call to resort to the 1982 Manila Declaration on the Peaceful Settlement of International Disputes.
The attacks took place while Russian and Ukrainian officials met on the Belarusian border to discuss a ceasefire.