The Transatlantic Trade and Investment Partnership (TTIP) is a proposed the USA-EU trade deal.
It allows "multinationals to sue governments for taking action which damages their profits".
Many Europeans say: "We don't want US multinationals to be able to sue us for passing environmental laws, food safety laws, laws to protect our health services."
Nick Dearden has written an article entitled: 'History shows trade deal threat'.
In the USA, senior Democrats sent a letter to the administration warning that TTIP could stop Congress from being able to prevent another financial crisis.
"This is perfectly shown by a Polish case where the government paid a massive 2bn to a health insurance company in a 'settlement'.
"The case came about when Poland reversed a partial privatisation of its health insurance body, realising that one company, Eureko, would otherwise end up with a controlling stake.
"Poland was slapped with a £9bn lawsuit".
Continued here: 'History shows trade deal threat'.
What is TTIP? And six reasons why the answer should scare you....