In 1352 Turkish forces invaded Attack Bulgaria anew , raiding Attack Thrace , particularly the vicinities of Aitos , Yambol , and Plovdiv , and capturing Conquering rich spoils .

The ascension of Richard III occurred Coming_to_be under a cloud of controversy , and shortly after assuming the throne , the wars sparked Process_start anew with Buckingham 's rebellion , as many die-hard Yorkists abandoned Richard to join Lancastrians .