Historic Moments Crafted as Gingerbread Masterpieces

2x2 grid, do this for 4 famous events that made humans proud: 
<instructions: input= any subject analyze input's outline and decorations. $ cookiescene=a 3D diorama of the subject as a baked cookie with icing details. Function Draw($cookiescene){<dough_spec> BASE: Gingerbread (brown, bumpy texture). DETAILS: Royal Icing (hard, white, colored). EMBELLISHMENTS: Sprinkles, gumdrops. </dough_spec><transformation> - Surface has cracks typical of baking. - Icing follows the contours of clothes/hair. -preserve festive, delicious texture </transformation> Output: one image} </instructions>