Samhain were also a big part of the festival and often involved nuts and apples. In the late 19th century, Sir John Rhys and Sir James Frazer suggested that it was the "Celtic New Year", and this view has been repeated by some other scholars. In the 9th century AD, the Western Christian church shifted the date of All Saints' Day to 1 November, while 2 November later became All Souls' Day. Over time, Samhain and All Saints'/All Souls' merged to create the modern Halloween. Historians have used the name 'Samhain' to refer to Gaelic 'Halloween' customs up until the 19th
Samhain for example the Brythonic Calan Gaeaf (in Wales), Kalan Gwav (in Cornwall), and Kalan Goañv (in Brittany), both Celtic branches are roughly as old as each other. Samhain is believed to have Celtic pagan origins and there is evidence it has been an important date since ancient times. Some Neolithic passage tombs in Ireland are aligned with the sunrise around the time of Samhain. It is mentioned in some of the earliest Irish literature and many important events in Irish mythology happen or begin on Samhain. It was the time when cattle were brought back down from the summer pastures