US President Barack Obama and his South Korean counterpart Lee Myung-bak have discussed over telephone the global financial crisis and decided to work together to stabilise the economy.
White House spokesperson Robert Gibbs said in a warm and substantive talk, Obama on Monday conveyed his deep commitment to the US-Korean alliance.
"Both presidents expressed their intention to expand cooperation on global issues," Gibbs said.
"They discussed the current financial crisis and agreed to work together, including at the G-20 Summit in London, to stabilize the global economy, to spur growth, and to get credit markets flowing," Gibbs said.
The issue of North Korea also came up in the discussion.
Gibbs said both presidents agreed to work closely as allies and through the six-party talks to achieve the verifiable elimination of North Korea's nuclear weapons and programs.