libertarian
US /ˌlɪb.ɚˈter.i.ən/
UK /ˌlɪb.ɚˈter.i.ən/

1.
a person who believes in the principle of individual liberty and free will
:
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He identifies as a libertarian, advocating for minimal government intervention.
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Many libertarians believe in free markets and individual rights.
1.
relating to or denoting a political philosophy that advocates only minimal state intervention in the free market and the private lives of citizens
:
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The party adopted a more libertarian stance on economic issues.
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Her political views are strongly libertarian.