Back Vertrag von Speyer German Acuerdo de Espira Spanish Traité de Spire French הסכם שפייר (1570) HE Speyeri szerződés Hungarian Trattato di Spira (1570) Italian シュパイアー条約 (1570年) Japanese Verdrag van Spiers (1570) Dutch Tratatul de la Speyer Romanian Шпайерский договор Russian
The Treaty of Speyer, signed at the Diet of Speyer in 1570, was a peace agreement between the two Hungarian Kingdoms, Royal Hungary led by Maximilian II, and the Eastern Hungarian Kingdom, ruled by John Sigismund Zápolya, which lead to the establishment of the Principality of Transylvania.