John Paul II presents Jesus Christ as Europe’s enduring source of hope at the beginning of the third millennium, responding to the 1999 Special Assembly for Europe of the Synod of Bishops. He diagnoses a crisis marked by secularism, religious indifference, loss of Christian memory, demographic decline, weakened families, individualism, nihilism, and moral relativism, while identifying signs of renewal in reconciliation, democratic cooperation, the witness of martyrs, ordinary holiness, ecclesial movements, and ecumenical progress. The Church is called to conversion, liturgical and interior renewal, credible new evangelization, adult catechesis, and stronger formation of priests, consecrated persons, and lay people. Ecumenism must seek visible unity through truth and holiness; dialogue with Jews and Muslims requires respect without indifferentism, including recognition of the irrevocable Jewish covenant and the need for religious freedom. The exhortation applies the Gospel to family life, education, culture, science, technology, media, politics, and European institutions. It defends Catholic educational freedom, Christian artistic heritage, marriage and the family, and a culture of life founded on dignity, solidarity, subsidiarity, and social justice. Scripture, prayer, the sacraments, reverent liturgy, Eucharistic Sunday observance, and personal confession are presented as sources of hope, while charity extends to the poor, migrants, the sick, and creation. Europe should neither become a confessional state nor embrace hostile secularism, but pursue cooperation between Church and political society. Rediscovering its spiritual heritage, Europe can become a peaceful “common home” and a “Europe of the spirit,” under the maternal guidance of Mary and the victorious Christ of Revelation.