Antarctic Treaty Summary - the Antarctic Treaty, signed on 1 December 1959 and entered into force on 23 June 1961, establishes the legal framework for the management of Antarctica; the 26th Antarctic Treaty Consultative Meeting was held in Madrid, Spain in June 2003; at these periodic meetings, decisions are made by consensus (not by vote) of all consultative member nations; at the end of 2003, there were 45 treaty member nations: 27 consultative and 18 non-consultative; consultative (decision-making) members include the seven nations that claim portions of Antarctica as national territory (some claims overlap) and 20 non-claimant nations; the US and Russia have reserved the right to make claims; the US does not recognize the claims of others; Antarctica is administered through meetings of the consultative member nations; decisions from these meetings are carried out by these member nations (with respect to their own nationals and operations) in accordance with their own national laws; the year in parentheses indicates when an acceding nation was accepted as a consultative member, while no date indicates the country was an original 1959 treaty signatory; claimant nations are - Argentina, Australia, Chile, France, New Zealand, Norway, and the UK. Nonclaimant consultative nations are - Belgium, Brazil (1983), Bulgaria (1998) China (1985), Ecuador (1990), Finland (1989), Germany (1981), India (1983), Italy (1987), Japan, South Korea (1989), Netherlands (1990), Peru (1989), Poland (1977), Russia, South Africa, Spain (1988), Sweden (1988), Uruguay (1985), and the US; non-consultative members, with year of accession in parentheses, are - Austria (1987), Canada (1988), Colombia (1989), Cuba (1984), Czech Republic (1993), Denmark (1965), Estonia (2001), Greece (1987), Guatemala (1991), Hungary (1984), North Korea (1987), Papua New Guinea (1981), Romania (1971), Slovakia (1993), Switzerland (1990), Turkey (1995), Ukraine (1992), and Venezuela (1999);