On May 17 , he forced the Cabinet to extend martial law , which had previously not applied to Jeju Province , to the whole nation .
In response , Chun Doo - hwan took several suppressive measures .
On May 17 , Chun Doo - hwan forced the Cabinet to extend martial law , which had previously not applied to Jeju Province , to the whole nation .
In response , Chun Doo - hwan took several suppressive measures .