Searches conducted at the United States border or the equivalent of the border (such as an international airport) may be conducted without a warrant or probable cause subject to the border search exception.
For some observers, the ideal remedy would be multilateral agreement on the creation of a system for global taxation and redistribution of resources across national borders, such as the long-standing proposal for a tax on currency transactions – the "Tobin tax" – or more recent proposals for taxes on carbon emissions or air travel [ 137- 141].
The Kremlin is skeptical about democratic openings on its borders, such as the 2003 Rose revolution in Georgia and the one a year later in Ukraine.
The actual level of oversight may include a single entity, as may apply to an intrastate pipeline, or it may include different national regulations as well as local regulations for a pipeline system that crosses national borders, such as from Russia to Ukraine or Germany to Italy.
Major cities on either side of national borders, such as Copenhagen and Malmö, have grown together.
Some advocate a more autonomous or even independent Friuli in line with historical borders, such as the political party Lega Nord Friuli-Venezia Giulia.
Unlike Britain, many European Union countries are signers of the so-called Schengen agreement permitting free movement without passports across internal borders such as those, say, between Germany and the Netherlands.
Like many others I want to be working in co-operation with our neighbours on issues that cannot be managed within our borders, such as tackling climate change.
But the authorities have difficulty policing porous borders, such as the one with Myanmar, across which guns (and drugs) are often smuggled.
They were a mix of refugees who had fled war in Kosovo and Afghanistan, and economic migrants here legally from the poorer parts of the European Union including Spain – and illegally, from countries beyond the EU's borders, such as Ukraine and Russia.
