The Supreme Court of the United States cited Municipal Corporations and fully adopted Dillon 's emphasis on state power over municipalities in Merrill v. Monticello , which upheld the power of Pennsylvania to consolidate the city of Allegheny into the city of Pittsburgh , despite the objections of a majority of Allegheny 's residents .
The Supreme Court of the United States cited Dillon 's book Municipal Corporations and fully adopted Dillon 's emphasis on state power over municipalities in Merrill v. Monticello , 138 U.S. 673 ( 1891 ) , reaff 'd .