Search in quotes: demonstrated

Sinn Fein has demonstrated the ability to play a leadership role as part of a popular movement towards peace, equality and justice.

Quote by Gerry Adams about equality, leadership, ability, justice, peace

The historical experience of socialist countries has sadly demonstrated that collectivism does not do away with alienation but rather increases it, adding to it a lack of basic necessities and economic inefficiency.

Quote by Papa John Paul II about history, country, experience