Which preposition to use with unseat

as Occurrences 1%

335. LEVETT, John, of Lichfield, i. 81; Johnson's letter to him, i. 160; unseated as member for Lichfield, i. 161, n. 1. LEVETT, Robert, account of him, i. 243; awkward and uncouth, iii. 22; brothers, his, iv.

for Occurrences 1%

CLEVELAND, GROVER, President of the United States, born in New Jersey, son of a Presbyterian minister; bred for the bar; became President in the Democratic interest in 1885; unseated for his free-trade leaning by Senator Harrison, 1889; became the President a second time in 1893; retired in 1897.

with Occurrences 1%

Then about the other trusting tenderfoot who was directed to insist at the stable in Santa that they give him a "bucking broncho;" who was promptly accommodated and speedily unseated with much flourish, to the wicked glee of those who had deceived him; and who, when he asked what the horse had done and was told that he had "bucked," had thereupon declared gratefully, "Did he only buck?

Which preposition to use with  unseat