Tiller вЂ“ The tiller, at first a small pin run through the stock of the steering oar, can be traced to the fifth dynasty (2504вЂ“2347 BC).In the Old Kingdom (2686 BC-2134 BC) as many as five steering oars are found on each side of passenger boats. Rowing oars set aside for steering appeared on large Egyptian vessels long before the time of Menes (3100 BC). Rowing or Steering oar вЂ“ A predecessor to the rudder.It did not appear until the Old Kingdom, third dynasty, and disappeared after the sixth dynasty when the pole mast took over during the Middle Kingdom. It can be described as two poles secured together at the top, forming a thin isosceles triangle. Masts and Bipod mast вЂ“ The bipod mast is a two-legged mast used originally in Egypt during the 3rd millennium BCE.Sail вЂ“ Sail was invented in Egypt around 6,000BC.Irrigation system вЂ“ From at least Pre-dynastic times, kings of the Dynasty 0 made the world's first organized irrigation system.Symbol replacement encryption is вЂњnon-standard,вЂќ which means that the symbols require a cipher or key to understand. Encryption вЂ“ One of the earliest forms of encryption is symbol replacement, which was first found in the tomb of Khnumhotep II, who lived in 1900 B.C.Police Dogs and War Dogs were used by the Egyptians as early as 4000 B.C.One early silver dagger was recovered with midrib design. 3100 BC) daggers were adorned as ceremonial objects with golden hilts and later even more ornate and varied construction. Dagger вЂ“ In ancient Egypt, daggers were usually made of copper or bronze, while royalty had gold weapons.Naval ram вЂ“ Naval rams were built on ships since at least the reign of Amenhotep I.Siege towers вЂ“ Moving siege towers were invented in Egypt during the First Intermediate Period.Battering rams вЂ“ The earliest depiction of a possible battering ram is from the tomb of the 11th Dynasty noble Khety, where a pair of soldiers advance towards a fortress under the protection of a mobile roofed structure, carrying a long pole that may represent a simple battering ram.Escalade вЂ“ Escalades appeared as early as the Middle Kingdom.Arrowslit вЂ“ Loop holes are found for the first time in some Middle kingdom forts.Battlements вЂ“ Another feature of the Buhen fortress the construction of the world's oldest battlements.Draw bridge вЂ“ The fortress of Buhen contains the oldest known drawbridges.was found on the walls of the fortress of Buhen. Catapult вЂ“ A Catapult dating to the 19th century b.c.Fortification вЂ“ The world's first known fort is the fort of Tell El Sakan dating to the late predynastic period.Military scribe and battle recording вЂ“ The first well documented battle in the history of the world is the Battle of Megiddo.Military organization - As early as the Old Kingdom (c.2686вЂ“2160 BC) Egypt used specific military units, with military hierarchy appearing in the Middle Kingdom (c.2055вЂ“1650 BC).Standing Army вЂ“ Continuous warfare led to the establishment of a Standing Army dating back to at least the Middle Kingdom.Since that time, a variety of community banking models have evolved. This practice has existed in some form for centuries in ancient Egypt, for example, when grain was often used as currency, local granaries would store and distribute the community's food supply. This tends to mean that the individuals in a neighborhood or group have more control over who is receiving the capital and how that capital is being spent. Unlike banks or other classic lending institutions, the funds that community banks lend to borrowers are gathered by the local community itself. Community banking models вЂ“ Community banking is a non-traditional form of money-lending.The artisans of the Royal Necropolis at Deir el-Medina walked off their jobs because they had not been paid. Strike action вЂ“ The first historically certain account of strike action was towards the end of the 20th Dynasty, under Pharaoh Ramses III in ancient Egypt on 14 November in 1152 BC.Tablet of one of the earliest recorded treaties in history, Treaty of Kadesh, at the Istanbul Archaeology Museum

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