By refusing or accepting who the president nominated for supreme court.
Home this helped.
The Wall prevented almost all emigration
"<span>The Byzantine empire and Persian empire had stronger traditions of tolerance of other religions" is the best option, although it should be noted that this is a very relative connection. Neither was very tolerant in terms of today's definition. </span>
Hopefully this can help you and I believe it's Reforestation....
<span>World
War I (First World War or Great War o WWI) started on July 28, 1914 and ended
on November 11, 1918, was a war focused in Europe. The war divided two nations:
the Allies consisting of Russian Empire, France, Italy, Japan and United
Kingdom or British Empire against the Central powers consisting of Germany,
Ottoman Empire and Austria-Hungary. The war, introducing new military
technology weapons, had killed an estimation of nine million soldiers in
annihilation, bloodshed and massacre.</span>