Founding of the UN in 1945




United Nations was founded by 51 states in 1945.
UN Member States by 1949




By the end of the 1940s the UN had grown to 59 members.
UN Member States by 1959




During the 1950s another 23 states joined the UN, increasing the
number of members to 82.
UN Member States by 1969




In the course of decolonization the UN grew from 82 to 126
member states within one decade.
UN Member States by 1979




The UN grew to 152 member states during the 1970s.
UN Member States by 1989




By the end of the 1980s the UN counted 159 members.
UN Member States by 1999




After the collapse of the Soviet Union and the split up of
Yugoslavia the number of UN members increased by 29 to 188.
The Beginning of the 21st Century




In the first decade of the 21st century the UN grew to 193
members including Switzerland in 2002 and most recently South
Sudan in 2011.

UN Member States

  • 1.
    Founding of theUN in 1945 United Nations was founded by 51 states in 1945.
  • 2.
    UN Member Statesby 1949 By the end of the 1940s the UN had grown to 59 members.
  • 3.
    UN Member Statesby 1959 During the 1950s another 23 states joined the UN, increasing the number of members to 82.
  • 4.
    UN Member Statesby 1969 In the course of decolonization the UN grew from 82 to 126 member states within one decade.
  • 5.
    UN Member Statesby 1979 The UN grew to 152 member states during the 1970s.
  • 6.
    UN Member Statesby 1989 By the end of the 1980s the UN counted 159 members.
  • 7.
    UN Member Statesby 1999 After the collapse of the Soviet Union and the split up of Yugoslavia the number of UN members increased by 29 to 188.
  • 8.
    The Beginning ofthe 21st Century In the first decade of the 21st century the UN grew to 193 members including Switzerland in 2002 and most recently South Sudan in 2011.