But, he said, he would like to see a peace treaty and "peace, cooperation and exchanges" with North Korea by the time his term ends in two years.

CNN: North Korea reportedly backs U.S military presence

Its 25 clauses provide for committees on politics, military matters, and exchanges and cooperation (economic, cultural, social).

CNN: From Foe To Friend?

"It is truly infantile to regard 1, 500 years of exchanges and cooperation as insignificant because of unfortunate periods that totaled fewer than 50 years, " Korean President Kim Dae Jung told the Japanese parliament in his gracious acceptance of the apology.

CNN: SPARKS IN THE DARKNESS

Such cooperation can be enhanced through exchanges such as the Trans-Pacific Symposium on Dismantling Transnational Illicit Networks hosted by the Departments of State and Homeland Security in the fall of 2009, which drew participants from more than 40 countries, jurisdictions, and organizations.

WHITEHOUSE: Strategy Appendix

We are consulting around the Summit of the Americas meeting this weekend to make sure that we are coordinating closely on issues of great importance like expanding educational exchanges, improving the cooperation between our countries on clean energy, dealing with issues like narco-trafficking and citizen security issues that are so important to the region.

WHITEHOUSE: President Obama��s Bilateral Meeting with President Rousseff of Brazil | The White House

Our two countries should seek to learn from each other through exchanges and achieve win-win progress through cooperation.

WHITEHOUSE: China State Visit Arrival Ceremony

Determined to further enhance our relationship, we discussed ways of maximizing the work of the U.S.- Portugal Bilateral Commission, which facilitates cooperation in areas as diverse as defense and security, education, science and technology exchanges, economic revitalization, law enforcement, and development in the Azores.

WHITEHOUSE: The White House