At a rally celebrating the election victory of President Thomas Jefferson, Pennsylvania was reportedly referred to as “the keystone of the federal union” – a keystone being the central stone ...

On Wednesday, the Pennsylvania General Assembly passed a bill that might add an official holiday for the Keystone State: ...

At a rally celebrating the election victory of President Thomas Jefferson, Pennsylvania was reportedly referred to as "the ...

Andrew Lewis of the Commonwealth Foundation said poor leadership was keeping Pennsylvania from fulfilling its true potential.

Nor is the Keystone State easily defined economically. While Pennsylvania is associated with the declining American steel industry and industrial American, agriculture is one of its main industries.

Key issues such as Pennsylvania's energy industry and natural gas fracking should be prominent as Harris and Trump vie for votes.

Since 1972, when Richard Nixon carried Pennsylvania, the Keystone State has voted for the winner of the presidency in all but two elections — in 2000, when Vice President Al Gore carried the ...

Photo: Andrew Caballero-Reynolds/AFP/Getty Images Indiana, Pa. ‘If we win Pennsylvania, we win the whole thing,” Donald Trump tells another rapturous rally, this time in a small college town ...

Pennsylvania is a must-win state for both ... and potentially lengthy battle over who is crowned the winner in the Keystone State.

Keystone Safari animal park is preparing to aid zoos in southern states who fell victim to the hurricane. Zookeeper Brian ...