A feature of a confederal state is that any unit can secede at will.
A confederal state is a type of political organization in which the central government has limited powers and the constituent units, such as states or regions, have a high degree of autonomy and independence. In a confederal state, the central government is responsible for certain functions, such as foreign policy and defense, while the constituent units are responsible for other functions, such as taxation and administration.
One of the key features of a confederal state is that any of the constituent units can secede from the central government at will. This means that the constituent units have the right to withdraw from the confederation if they so choose. This feature is in contrast to a federal state, in which the constituent units cannot secede and must remain part of the federal government.
Confederal states are often used as a solution to complex political and cultural differences between constituent units. By giving the units a high degree of autonomy and independence, the central government can accommodate a wide range of interests and perspectives. However, the ability of any unit to secede at will can also lead to instability and conflict, as the constituent units may have different goals and priorities.