Contacts and trades with infected regions were banned, and towns' gates and states' frontiers were closed, which prevented free movement of humans and merchandises to avoid the risk of spreading the contagion (4 ).
They have turned the sector boundary into a state frontier & have established the E. German Army in Berlin, which the West has said is not part of E. Germany.
On 25 December Dmitriy Ustinov issued a formal order, stating "The state frontier of the Democratic Republic of Afghanistan is to be crossed on the ground and in the air by forces of the 40th Army and the Air Force at 1500 hrs on 25 December".
Although there have been numerous waves of refugees throughout history, there was no refugee problem until the emergence of fixed and closed state frontiers in the late 19th century.
This will mark a historic moment in the history of the modern Arab world that at once continues the depluralization mentioned above, and also represents a rare instance of redefining the state frontiers that were left behind by the retreating European colonial powers in the last century.
However, Pakistan's top administrator in charge of the Afghan refugee issue, Habibullah Khan, secretary of the ministry of states and frontier regions, told the Guardian that Islamabad would not relent.
The obtained density of states and frontier orbitals demonstrated that the orbital hybridization was obvious between the SO2 molecule and Ni-SWCNTs, while there was no evidence for hybridization between SO2 molecule and pure SWCNTs because of weak physisorption according to the total electron density maps.
"The priorities of the administration often don't fit rural America, including both small states and frontier states like Montana," Juneau said.
The Venezuela-Colombia border is three-quarters the length of the United States-Mexico frontier, making it one of the longest common borders in the hemisphere.
Nations are urged, proponents of this viewpoint say, to obtain bases, strategic materials, buffer states, "natural" frontiers, control of communication lines for reasons of security, or to prevent other states from obtaining them.
Mr. Fox said, for instance, that the countries might set the structure of a law-enforcement unit aimed at organizations that smuggle drugs, guns and immigrants across the 2,000-mile 2,000-miletes-Mexico frontier.
