Mr Maduro said the government would not be blackmailed, and he called on Venezuelans to remain peaceful.

BBC: Venezuela opposition leader Capriles calls off rally

So why are we allowing ourselves to be blackmailed with our own money by those we've employed to serve us?

CNN: On cuts, Washington throws a tantrum

After convening a special government meeting to discuss the issue, Mr Tusk said the government would not be blackmailed by the treaty's opponents.

BBC: Thousands march in Poland over Acta internet treaty

Individuals who hold security clearances and individuals that are interviewed as sources, are routinely asked is there anything you could be blackmailed about.

FORBES: General David Petraeus Not Very Good At Cyber Defense

"There can be no Europe 'a la carte', " and, although the EU needs to change, it "cannot allow itself to be blackmailed", he insists.

BBC: European media question Cameron's EU plan

America and the world will not be blackmailed.

CNN: Transcript of State of the Union

Second, the republics have already stated their willingess to cooperate in the control of nuclear weapons.... I don't think we should exaggerate this fear, and I don't think that we should be blackmailed by the threat.

CENTERFORSECURITYPOLICY: Center For Security Policy

"You can't have Secret Service agents compromising themselves or putting themselves in a position where they could be threatened or blackmailed, " he said.

WSJ: Secret Service Agents in Scandal Placed on Leave

According to people close to the sport, if the German authorities charge Mr Ecclestone with a non-trivial offence in relation to the payment to Mr Gribkowsky, (which he has admitted making, though he says he was being blackmailed), he will be permanently removed as chief executive of Formula One Group.

ECONOMIST: Can Formula One succeed without Bernie Ecclestone?

It turns out that in addition to the potential for walk-ins by significant others and soul-crushing lack of self-respect in the morning, would-be Internet Lotharios now have to worry about being blackmailed.

CNN: Police: Naked scammers seduce, blackmail men on Web

It also argued that complainant anonymity should be maintained and that historical prosecutions should be allowed as "many who are abused are bullied, blackmailed and shamed into staying silent, often well into adulthood".

BBC: Age of consent should be 13, says barrister

Are there any other situations that should be added to the list, for example, where a person is blackmailed?

BBC: NEWS | UK | Scotland | Crucial issue of consent reviewed