The phrase "inglorious end" means a disappointing or shameful conclusion to something, where there is a loss of honor, respect, or achievement. Full definition
After four straight inglorious endings in Orlando, Los Angeles, Houston and Atlanta, Howard has been reinvigorated in Charlotte. (sbnation.com)
But while Libby himself never served a day in prison, Judith Miller's long career at The New York Times came to an inglorious end. (canadianbusiness.com)
It is, I suppose, an inglorious end for a Lancashire Catholic line that always prided itself on holding to the faith, even in the darkest of the penal days. (firstthings.com)