1550-1555

1550
Pope Julius III elected.   Catholic Reformation
  Bartolome de Las Casas writes In Defense of the Indians.  
1551
Council of Trent begins its second session.   Catholic Reformation
  Joachim Vadian dies. Vadian
Magisterial Reformation
  Kaspar von Schwenckfeld dies. Schwenckfeld
Radical Reformation
  Martin Bucer dies.   Magisterial Reformation
1552
Bartolome de Las Casas writes The Brief Account of the Destruction of the Indes.  
  Francis Xavier dies.   Catholic Reformation
  Thomas Cranmer publishes the Second Book of Common Prayer. Cranmer
English Reformation
  John Cochlaeus dies.   Catholic Reformation
  Andreas Osiander dies.   Magisterial Reformation
1553
Michael Servetus arrested in Geneva and burned at the stake. Calvin
Magisterial Reformation
  Thomas Cranmer writes Forty Two Articles of the Reformed Faith. Cranmer
English Reformation
  Edward VI dies at age fifteen.   English Reformation
  Constantinople falls to the Turks.  
  Michael Servetus is burned at the stake in Geneva.   Radical Reformation
  October 1 Queen Mary ascends to the throne.   English Reformation
1554
Jane Grey is executed.   English Reformation
  Pope Gregory XV is born.   Catholic Reformation
1555
Pope Marcellus II elected.   Catholic Reformation
  Pope Paul IV elected.   Catholic Reformation
  Nicholas Ridley and Hugh Latimer burned at the stake.   English Reformation
  Peter Canisius publishes his first catechism written for priests and adults. Canisius
Catholic Reformation
  Paola Antonia Negri dies.   Catholic Reformation
  Pope Julius III dies.   Catholic Reformation