Which were the last five US states to become states?
system
Which were the last five US states to become states?
user
The last five to become US states were Oklahoma, New Mexico, Arizona, Alaska, and Hawaii. Oklahoma became a state in 1907, New Mexico and Arizona became states in 1912, and Alaska and Hawaii became states in 1959. 
assistant
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<|user|>
Which were the last five US states to become states?</s>
<|assistant|>
The last five to become US states were Oklahoma, New Mexico, Arizona, Alaska, and Hawaii. Oklahoma became a state in 1907, New Mexico and Arizona became states in 1912, and Alaska and Hawaii became states in 1959. </s>
