Despite more vigorous policing, the number of people caught trying to cross has declined markedly.
Of course, neither legislation and regulation nor more vigorous law enforcement provide the complete answer.
Yet this more relaxed attitude towards history does not always beget more vigorous preservation.
With each new twist in the saga of the old dictator, Chile's democracy looks more vigorous.
Would a more vigorous regime of finance-related prosecutions have made much difference in preventing the financial crisis?
Long-term safety studies on drugs being developed today are far more vigorous than drugs developed years ago.
In theory, there are few issues on which there is more vigorous bipartisan agreement than fiscal responsibility.
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This weakens the state, which is then overthrown by a younger, more vigorous and less democratic entity.
The fact is, both companies and consumers have the financial capacity to fuel an even more vigorous economic expansion.
They are reluctant to concede much more until Jordan adopts a more vigorous, inventive and technical style of government.
In part, they are a sign of a more vigorous, if chaotic, democracy.
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The Obama administration has been more vigorous on this front than its predecessor.
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Both results puzzled researchers, who expected a more vigorous response, given the ease of transporting and storing gas relative to coal.
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There is no way to be sure, and President Clinton has arguably had a more vigorous 1999 than we might have expected.
The same poll put Tzipi Livni's Kadima party, which argues for a more vigorous effort to re-engage the Palestinians, ahead of Mr Netanyahu's Likud.
They insist their more vigorous military plans are aimed solely at Pyongyang, and they accuse Beijing of refusing to rein in its loose-cannon ally.
And, conversely, there can be times see the next question when a democracy can be all the more vigorous abroad just because it is a democracy.
McCain, who is seventy-one, looks both older and more vigorous than he does on television, which tends to conceal the scars from a skin cancer.
But if the Hungarian conservative leader, Viktor Orban, wins the election that is likely next year, Slovakia may find its needling meets a more vigorous response.
America, which at present imposes mild sanctions on trade and investment in Myanmar, recently threatened to strengthen them unless the government took more vigorous steps to restore democracy.
The flaw in their theory was that forests need periodic episodes of destruction to clear out old growth and dead wood so that new, more vigorous growth can flourish.
He suggested that a more vigorous use of those databases might have led U.S. officials to block Tamerlan Tsarnaev's return to the U.S. in July2012 after a six-monthtrip to Russia.
Clearly, even more vigorous congressional efforts may be required if the executive branch and the allies are to be persuaded of U.S. commitment to defend bedrock American principles and values.
But that means that the EP needs to be more vigorous, more ambitious than it has been so far in driving the reform of the EU as a whole, which is desperately needed.
Surrounding portraits of survivors in their new American lives is an array of empty frames, symbolizing those who never made it out of Europe, and whom a more vigorous rescue effort might have saved.
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Mr. Thompson suggested that a more vigorous use of those databases might have led U.S. authorities to block Tamerlan Tsarnaev from returning to the U.S. in July 2012 after a six-month trip to Russia.
What we should be doing , especially in the U.K, is looking at the methods of licencing , perhaps a more vigorous check on the applicant for a firearms licence might pay dividends .
He said it was crucial that the new regime - of the Bank of England and the financial conduct authority - are subject to "far more vigorous" parliamentary scrutiny than the FSA experienced in the past.
Arafat must clamp down on the Hamas militants, the Israeli peace lobby must be more vigorous in its condemnation, and the US must use its not inconsiderable influence on Israel to create a solid ceasefire for the time being.
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