The snowball effect of winning.
The advantages gained by winning once lead to more wins in the future which then lead to even more advantages going forward.
This politician experienced a Winball effect after they won their first primary election which caused their approval rating to go up and donations to come in which then led to another win which then caused their approval rating to go up again and more donations to come in.
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. PenguinBooks,1992. p. 38)