They used dry farming and flood irrigation.
This was caused by the bubonic plague also known as the 'black death'.Disease from flies that were on rats cause the population to wipe out.
<span>The purpose was to completely reconstruct the union and decide what to do with the problems facing it.
With reconstruction, Lincoln hoped to eliminate the roots that caused conflicts within the country (such as slavery, discrimination, unbalanced economic sector, etc) and transformed it into a more developed one.</span>
The largest sector of Israel's economy involves "<span>high-tech industries," since the relatively small size of Israel limits its production of other things such as petroleum and coffee. </span>