Template:Stateestcentury

{| id="toc" align=center
 * align=center | << - States and territories established in the century - >>
 * 00s &mdash; 01-02-03-04-05-06-07-08-09-10
 * 10s &mdash; 11-12-13-14-15-16-17-18-19-20
 * 20s &mdash; 21-22-23-24-25-26-27-28-29-30
 * 30s &mdash; 31-32-33-34-35-36-37-38-39-40
 * 40s &mdash; 41-42-43-44-45-46-47-48-49-50
 * 50s &mdash; 51-52-53-54-55-56-57-58-59-60
 * 60s &mdash; 61-62-63-64-65-66-67-68-69-70
 * 70s &mdash; 71-72-73-74-75-76-77-78-79-80
 * 80s &mdash; 81-82-83-84-85-86-87-88-89-90
 * 90s &mdash; 91-92-93-94-95-96-97-98-99-00
 * 50s &mdash; 51-52-53-54-55-56-57-58-59-60
 * 60s &mdash; 61-62-63-64-65-66-67-68-69-70
 * 70s &mdash; 71-72-73-74-75-76-77-78-79-80
 * 80s &mdash; 81-82-83-84-85-86-87-88-89-90
 * 90s &mdash; 91-92-93-94-95-96-97-98-99-00
 * 70s &mdash; 71-72-73-74-75-76-77-78-79-80
 * 80s &mdash; 81-82-83-84-85-86-87-88-89-90
 * 90s &mdash; 91-92-93-94-95-96-97-98-99-00
 * 90s &mdash; 91-92-93-94-95-96-97-98-99-00
 * 90s &mdash; 91-92-93-94-95-96-97-98-99-00