Respuesta :
They were annexed at the same time to maintain the balance between free states Oregon and slave states which was Texas.
What is Annexation ?
In international law, annexation is the forcible acquisition of one state's territory by another, usually after armed conquest of the region. It is generally considered an illegal act.
This refers to a unilateral act by one state declaring its sovereignty over the territory of another. The threat or use of force is frequently included, as the annexing State normally occupies the territory in question in order to impose its authority over it.
So finally we can say that - they were annexed at the same time in order to keep the balance between free states like Oregon and slave states like Texas.
To know more about Annexation please click here ; https://brainly.com/question/8862840
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