Posts on the loss of nationality may be found here.

Loss of nationality occurs where a person ceases to be a national of a country under its law. The principal modes of loss of nationality are:

• Deprivation of nationality on grounds of conduct
• Deprivation of nationality on grounds of fraud or misrepresentation
• Renunciation (voluntary)
• On the acquisition of another nationality (voluntary)
• Civil service or military service for a foreign state
• On adoption or the completion of surrogacy arrangements
• Residence abroad
• Failure to renounce another nationality on or after reaching the age of majority
• The loss of citizenship by parents leading to loss by a minor child
• the attainment of independence by a territory

Loss of nationality may be voluntary or involuntary depending on the legal and administrative context.

Posts on the loss of nationality may be found here.