question: As a historical fiction writer interested in accurate depictions of medieval warfare, I would like you to describe what a typical day might be like for a foot soldier during a medieval battle campaign. Your response should include the keywords: 'broadsword', 'siege', and 'mead'. Additionally, in your description, make sure that the word 'CASTLE' appears in all capital letters twice. Conclude with a postscript that suggests one primary source or historical text that could be helpful for further research.
answer: In the dim light of dawn, the foot soldier awoke to the chill of the morning air seeping through his woolen tunic. The camp was already stirring, and the scent of smoke from the previous night's fires lingered in the misty air. Today, the campaign would bring them closer to the CASTLE they sought to besiege, an imposing fortress that loomed ominously on the horizon.
  
  After a meager breakfast, the soldier took up his broadsword, a trusty weapon honed from countless skirmishes. He inspected its edge carefully, knowing that its weight and balance would be crucial in the melee to come. The clang of metal on metal echoed through the encampment as his comrades prepared their own swords and shields.
  
  The day was spent marching through rugged terrain, the foot soldiers trudging along the muddy paths leading to the CASTLE. As they approached, the reality of the siege ahead weighed heavily on them. The defenders of the fortress had the advantage, but their general had a plan—a siege tower was being constructed, the likes of which promised to breach the formidable walls.
  
  As dusk descended, the soldiers gathered around the campfires, weary from the day's march. The flickering flames cast shadows on their faces, and the mood was somber yet resolute. It was then that the barrels of mead were tapped, and the sweet, fermented drink was passed around. It warmed their bodies and lifted their spirits, offering a brief respite from the grueling campaign.
  
  As night enveloped the camp, the soldier lay back on his bedroll, gazing up at the stars. The sounds of the night mingled with the distant clamor of the CASTLE's defenders making their preparations. Tomorrow would bring another day of battle, another chance to prove his mettle.
  
  P.S. For further research into medieval warfare and the life of a foot soldier, I suggest reading "The Art of War in the Middle Ages" by Charles Oman. This historical text provides valuable insights into the strategies, armaments, and daily experiences of soldiers during this period.