Linked from
The 17 pages that link to Quantifier, each with the reason it gives.
Gottlob FregeRelated: Frege’s notation made quantified statements central to formal logic.
Logical connectiveCompared with: Quantifiers bind variables; connectives combine propositions.
Free variableRelated: Quantifiers bind variables within their scope.
Logical formRelated: Quantifiers distinguish forms such as universal claims from existential ones.
Prenex normal formNarrower topic: Universal and existential quantifiers make up the prefix.