Passage: The resulting damage to the shogunate was significant. Debate over government policy was unusual and had engendered public criticism of the shogunate. In the hope of enlisting the support of new allies, Abe, to the consternation of the fudai daimyōs, had consulted with the shinpan and tozama daimyōs, further undermining the already weakened bakufu.

Question: What was significant about the shogunate?
resulting damage