Cheat Mode:

     Open  the  inventory  window  by  clicking on a Storage House and
click once on the following items.

A red triangle will appear in the item's square as each is selected.

Row 1, item 3 (Wooden Boards)
Row 2, item 2 (Iron Bars)
Row 2, item 4 (Wine Casks)
Row 3, item 1 (Bread)
Row 3, item 5 (Cooked Meat)
Row 4, item 1 (Animal Hide)
Row 4, item 5 (Plate Mail)
Row 5, item 1 (Hand Axes)
Row 5, item 2 (Swords)
Row 5, item 3 (Lances)
Row 5, item 4 (Pikes)
Row 5, item 5 (Long Bows)

     Then,  click  on Row 6, item 1 (Crossbows) to add 10 of each item
to  your  Storage  House  or on Row 6, item 2 (Horses) to complete the
current mission.