December 1 st 2009 marked the 50th anniversary of the signing of the Antarctic Treaty in Washington D.C by the twelve original parties. As we are approaching the 50th anniversary of the Antarctic Treaty coming into force on the 23rd of June 1961, now is a fitting time to reflect on the achievements of the Antarctic Treaty System (ATS) over the first 50 years. At the 31 meeting of the Antarctic Treaty Consultative Parties (ATCM XXXI) held in Kiev, Ukraine in 2008, the Chilean delegation introduced a working paper (#62) outr a proposal to commemorate the 50th anniversary of the Antarctic Treaty in 2011 through the joint publication of a White Book', a "collective document on the achievements of the Antarctic Treaty System" I This report is a response to the White Book concept, a consideration of what the most significant achievements ofthe ATS have been Over the first fifty years, from the original Antarctic Treaty through to recent achievements. The report will also consider possible future achievements that could act as asprational goals for the ATS over the coming decades. December 1 st 2009 marked the 50th anniversary of the signing of the Antarctic Treaty in Washington D.C by the twelve original parties. As we are approaching the 50th anniversary of the Antarctic Treaty coming into force on the 23rd of June 1961, now is a fitting time to reflect on the achievements of the Antarctic Treaty System (ATS) over the first 50 years. At the 31 meeting of the Antarctic Treaty Consultative Parties (ATCM XXXI) held in Kiev, Ukraine in 2008, the Chilean delegation introduced a working paper (#62) outr a proposal to commemorate the 50th anniversary of the Antarctic Treaty in 2011 through the joint publication of a White Book', a "collective document on the achievements of the Antarctic Treaty System" I This report is a response to the White Book concept, a consideration of what the most significant achievements ofthe ATS have been Over the first fifty years, from the original Antarctic Treaty through to recent achievements. The report will also consider possible future achievements that could act as asprational goals for the ATS over the coming decades.