Readers write about facts about Russia and Iran, how China can improve its human rights, and what the US and Canada can learn from the EU's example.
Readers write about taxing gas to reflect its true cost, why the Bush administration should be investigated by a "truth commission," and moving past blame to find solutions to the US economic crisis.
Readers write about how President Obama should choose his judicial appointees.
A price floor would help wean America off oil.
Readers write about what the US should – and shouldn't – do in Afghanistan.
As Latin America's experience shows, there's great value in confronting official misdeeds.
Readers write about the meaning of the Constitution's 'common good,' why Iran is right to be wary of the US, and why India will be watching Hillary Clinton's visit to China.