U.S. President <a href="https://en.wikipedia.org/wiki/Lyndon_B._Johnson" id="mwAbE" rel="mw:WikiLink" title="Lyndon B. Johnson">Lyndon B. Johnson</a> signs the <a href="https://en.wikipedia.org/wiki/Freedom_of_Information_Act_(United_States)" id="mwAbI" rel="mw:WikiLink" title="Freedom of Information Act (United States)">Freedom of Information Act</a> into United States law. The act went into effect the next year.