What was the purpose of the byzantine knight?

Knights while being potential players in aristocratic/feudal systems were also a potent military force. While they fought dismounted often enough, they are mostly associated with heavy cavalry. The Byzantines had Kataphraktoi which were extremely armored cavalry that they had fielded for centuries.

Knights - to defend Christianity (its believers and holy places), follow the principles of chivalry and gain material wealth in this life and special favour in the next one. The Byzantine Empire The Byzantine Empire had long been in control of Jerusalem and other sites holy to Christians but, in the latter decades of the 11th century CE, they lost them dramatically to the Seljuks, a Turkish tribe of the steppe.

Explanation:

alliances in ww1 were different from ww2 because the entente in ww1 made up of serbia,russia,france,britan,japan and italy later america  and all allied in a sort of balance of power and too keep germany,austria-hungary,and the ottomans down. russia allied the serbians in order to exert its influence in the balkans while france allied the russians because france was still in dismay and insulted after the defeat to the germans during the unification of germany and britian allied the belgians after the germans invasion of belgium.in ww2 the alliances were in a preemptive attempt to deter any further wars into happening while germany and italy allied since they were insulted and humiliated after the previous war while also sharing a similar ideology of facsim along with japan which all 3 had a want for world domination and agreed to assist one another in the endevours 

explanation:

if you're talking about (ww2) they went bankrupt and their currency was worth nothing

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