ac·cede
 /ækˈsiːd/  verb  , -cedes, -ced·ed, -ced·ing [  no obj  ]
   formal  
  1 : to agree to a request or a demand
  — usually + to
   The government was forced to accede to their demands.
  2 : to enter a high office or position
   His son acceded upon the king's death.
  — usually + to
   He acceded to the throne [=he became king] in 1838.