Give two examples of the arts of sumer

Examples of fine works in marble, diorite, hammered gold, and lapis lazuli have been found. Stone, wood, and metal was imported. Sumerian art and architecture was ornate and complex - primarily used for religious purposes - painting and sculpture the main median used.

It may be written down (as in the united states) or it may be unwritten (as in great britain). this is the 1787 meeting at which the  constitution of the united states  was debated and agreed upon. this was a 1787 meeting called by congress to amend the articles of the confederation.