Lyndon B. Johnson

The United Nations estimates Earth’s population will reach 10 billion by 2100, which has some worrying whether we’re reaching capacity. Others point out that population growth is slowing and are encouraging responsible resource consumption.

As China seeks to assert itself in Asia, President Barack Obama visited Australia to announce deeper ties between the nations’ militaries, including a new Marine base for the United States. The move was seen as a counter-balance against China’s growing presence.

As the Democratic Convention gets underway in Denver, The World’s Matthew Bell examines the on-going tensions between the Obama campaign and the anti-war faction of the Democratic Party.