he_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" width="23"/> </span><a href="//en.wikipedia.org/wiki/United_States" title="United States">USA</a></td>
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<td><a class="mw-redirect" href="//en.wikipedia.org/wiki/List_of_Presidents_pro_tempore_of_the_United_States_Senate" title="List of Presidents pro tempore of the United States Senate">President pro tempore of the