Gallantry noun \ˈga-lən-trē\
a : an act of marked courtesy
b : courteous attention to a lady
“And yet,” said he, with the gallantry of a young politician. “for all their worries, what would we do without the ladies?”
A Jury of Her Peers page 265
Initially I was thinking of gallant where it it means brave. This made no sense to me “…a gallantry of a young politician…” Young politicians are rather foolish as opposed to brave. The other definition of gallantry made much more sense in this case.