Ever since his last chat with Anderson, Harry had actually considered stopping the DA meetings—oh, they went by the name "Defense Against the Dark Arts Study Group" now. Harry had already talked it over with Hermione and Ron, and mentioned his worries to Fred, George, and Cedric. However, just as Cedric had pointed out, far too many students had joined the club by now, and everyone was counting on learning some useful Defense Against the Dark Arts knowledge here. Shutting down the DA activities now would probably leave a great many students bitterly disappointed.
Fred and George even told Harry not to worry, saying that if anything went wrong, they would take the blame squarely on themselves.
Umbridge's yet-unfolding plot, by contrast, was far more worrisome.
Chapter 992