 

    19  1945   .    ,   .   ,   ,         . 

      1953 .         .                ,       .     -   , ໅ 

 1963       ,  1966            ,     .           :   ,  ,   , ,    ,    ,    .

             ۻ     (1965)   ,    .    13 ,        ,          . 

       -   :    (1970),     (1973),   ! (1975),     (1978),  ! (1982),   (1985),   (1992),  (1996),     (1997-1998),   - (2000),  - (2003),    (2004),  (2008), - (2010)  .      40 .

  1968     -     .    ,    ,    1969     . 

  -   ,   ,       .

         -  -    ,        .     . 
