Updated at 5:50 p.m. ET
For many elected officials, it's something of a rite of passage: After getting to Capitol Hill, bearing their constituents' hopes and fears on their shoulders, virtually every politician finally decides to take a stand — in front of a painter paid to make their portrait. Some even decide to sit for it.
But either way, for a long time many of those official portraits were paid for by the same patrons: U.S. taxpayers.