TPP

The Trans-Pacific Partnership (TPP), also known as the Trans-Pacific Strategic Economic Partnership Agreement, is a multilateral free trade agreement that aims to further liberalise the economies of the Asia-Pacific region; specifically, Article 1.1.3 notes: “The Parties seek to support the wider liberalisation process in APEC consistent with its goals of free and open trade and investment.
The original agreement among the countries of Brunei, Chile, New Zealand and Singapore was signed on June 3, 2005, and entered into force on May 28, 2006. Six additional countries –  Australia, Mlaysia, Peru, Japan, United States and Vietnam – are negotiating to join the group.
In November 2008,  Australia, Vietnam and Peru announced that they would also be joining the P4
trade bloc.  In October 2010, Malaysia announced that it had also joined the TPP negotiations.  Canada, Mexico, Japan, the Philippines, South Korea and Taiwan have also expressed interest in TPP membership.