secede
se|cede /sɪs'iːd/ (secedes seceding seceded)
[VERB] V from n, V
If a region or group secedes from the country or larger group to which it belongs, it formally becomes a separate country or stops being a member of the larger group.
Singapore seceded from the Federation of Malaysia and became an independent sovereign state...
On 20 August 1960 Senegal seceded.
[VERB] V from n, V
If a region or group secedes from the country or larger group to which it belongs, it formally becomes a separate country or stops being a member of the larger group.
Singapore seceded from the Federation of Malaysia and became an independent sovereign state...
On 20 August 1960 Senegal seceded.