Findings

Barack Obama's second budget is already controversial. Find out what it means for each department, how it compares to George Bush's last one - and how it's changed since 1962

How Barack Obama's concerns have changed over the past year

all the public tweets containing 'Obama' during 2009

HELENE COOPER and JOHN M. BRODER, Obama Presses China for Accountability on Climate December 18, 2009

In a direct challenge to China issued after its leader skipped a key meeting, President Obama pushed for the accord to include a way to monitor compliance with emissions cuts.