In Welsh mythology, Branwen was a daughter of Llyr and Penarddun and has been interpreted as a goddess of love and beauty. She is the main character in the second of the Four branches of the Mabinogi, the tale of Branwen ferch Llyr. Welsh mythology, the remnants of the mythology of the pre-Christian Britons, has come down to us in much altered form in medieval Welsh manuscripts such as the Red Book of Hergest, the White Book of Rhydderch, the Book of Aneirin and the Book of Taliesin. ... In Celtic mythology, Lir (the sea) was the god of the sea, father of Manannan mac Lir, Bran, Branwen and Manawydan by Penarddun and a son of Danu and Beli. ... In Welsh mythology, Penarddun was the wife of Llyr. ... The Mabinogion is a collection of prose stories from medieval Welsh manuscripts. ...

The story opens with Bran, King of Britain, sitting on a rock by the sea at Harlech and seeing the vessels of Matholwch King of Ireland approaching. Matholwch has come to ask for the hand of Bran's sister Branwen in marriage. Bran agrees to this, and a feast is held to celebrate the betrothal. While the feast is going on, Efnisien, a half-brother of Branwen and Bran, arrived and asked why there were celebrations. On being told, he was furious that his half sister had been given in marriage without his consent, and vented his spleen by mutilating Matholwch's horses. Matholwch was deeply offended, but was conciliated by Bran who gave him a magical cauldron which could bring the dead to life. Bran the Blessed (aka Bendigeidfran) was a character in Welsh mythology, a son of Llyr and Penarddun, who appears in the Mabinogion. ... Harlech is a town and seaside resort in Gwynedd, north Wales, lying on Tremadog Bay. ... In Welsh mythology, Efnisien was the son of Penarddun and Eurosswydd. ... Bran is the hard outer layer of cereal grains, and consists of combined aleurone and pericarp. ...

Once back in Ireland Branwen was treated cruelly by her husband Matholwch as punishment for Efnisien's mutilation of the horses (though not before she gave birth to an heir, Gwern). She tamed a starling and sent it across the Irish Sea with a message to her brother and Bran brought an invasion force from Wales to Ireland to rescue her. Some swineherds saw the giant Bran wading the sea and reported to Matholwch who retreated beyond a river and destroyed the bridges. However, Bran laid himself down over the river to serve as a bridge for his men. Matholwch, fearing war, tried to conciliate Bran and built a house big enough for him to fit into in order to do him honour. Matholwch agreed to give the kingdom to Gwern, his son by Branwen, to pacify Bran. The Irish lords didn't like the idea, so they hid themselves in flour bags tied to the pillars of the huge newly built house to attack the Welsh. Efnisien, checking out the house prior to the arrival of Bran and his men, guessed what was happening and killed the hidden men by squeezing their heads. At the feast subsequent feast to celebrate Gwern's investiture as king of Ireland, Efnisien threw his nephew Gwern into the fire in order to break the peace settlement. National motto: Cymru am byth (Welsh: Wales for ever) Waless location within the UK Official languages English, Welsh Capital Cardiff Largest city Cardiff First Minister Rhodri Morgan Area  - Total Ranked 3rd UK 20,779 km² Population  - Total (2001)  - Density Ranked 3rd UK 2,903,085 140/km² Ethnicity: 97. ... In Welsh mythology, Gwern was a son of Branwen and Matholwch. ... In Welsh mythology, Efnisien was the son of Penarddun and Eurosswydd. ...

In the ensuing war, all the Irish were killed save for five pregnant women who repopulated the island, while only seven of the Welsh survived to return home with Branwen, taking with them the severed head of Bran. On landing in Wales at Aber Alaw in Anglesey Branwen died of grief that so much destruction had been caused on her account, crying "Oh Son of God, woe to me that I was born! Two fair islands have been laid waste because of me!". She was buried beside the River Alaw, where there is a tumulus named "Bedd Branwen" (=Branwen's Grave). [The Isle of] Anglesey or Anglesea (Welsh: [Ynys] Môn, pronounced as U-niss Mawn, in IPA), is an island and county at the north western extremity of North Wales. ...

Bran too was killed but his chopped off head stayed alive for 87 more years (spent in magical feasting with the seven survivors) and then was buried in London. Legend said that as long as the head was there, no invasion would come over the sea to Britain. The clock tower of the Palace of Westminster, which contains Big Ben London is the capital city of the United Kingdom and of England. ...