The anomaly of the situation was increased and its gravity intensified, by the fact that the President pro tempore of the Senate, who stood first in the line of succession to the Presidency in case of conviction, was permitted, in a measure, indeed, forced by his pro-impeachment colleagues, on a partisan division of the Senate, to sit and vote as such President pro tempore for the impeachment and removal of the President whom he was to succeed.

These facts of condition attending and characterizing the trial of President Johnson, pointedly accentuate the danger to our composite form of government which the country then faced. That danger, as it had found frequent illustration in the debates in the House of Representatives on the several propositions for the President's impeachment preceding the bringing of the indictment, lay in the claim of superiority of political function for the Legislative branch over the Executive. The quality of co-ordination of these departments was repeatedly and emphatically denied by conspicuous and influential members of that body during the initial proceedings of the impeachment movement, and even on the floor of the Senate by the managers of the impeachment. To illustrate: