Which Irish cake eaten at Halloween has fortune-telling charms inside?

Barmbrack

In which animated series does the character Po the panda appear as the main hero? Which country is home to the world's largest delta, formed by the Ganges and Brahmaputra rivers? In what year was the Battle of Agincourt, a major English victory against the French? Who was known as the 'Boss' of Tammany Hall? Which spice-filled buns are traditionally eaten around Easter?