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Steve Bannon, former chairman of Breitbart News Network LLC and former Trump political strategist, reacts during a Bloomberg Television interview in Prague, Czech Republic, on Tuesday, May 22, 2018. Bannon condemned a weekend truce in the U.S. trade dispute with China as a capitulation, signaling dissatisfaction among the president's allies in an interview given on May 21. Photographer: Martin Divisek/Bloomberg

Steve Bannon, former chairman of Breitbart News Network LLC and former Trump political strategist, reacts during a Bloomberg Television interview in Prague, Czech Republic, on Tuesday, May 22, 2018. Bannon condemned a weekend truce in the U.S. trade dispute with China as a capitulation, signaling dissatisfaction among the president's allies in an interview given on May 21. Photographer: Martin Divisek/Bloomberg

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LILLE, FRANCE - MARCH 10: France's far-right party Front National (FN) president Marine Le Pen and former U.S. President Donald Trump advisor Steve Bannon give a joint press conference during the French far-right Front National (FN) party annual congress on March 10, 2018 at the Grand Palais in Lille, north of France. Le Pen will attempt to revive her battered party this weekend at a conference with a proposal to ditch the tainted National Front brand, seen as a key hurdle to winning power. (Photo by Sylvain Lefevre/Getty Images)

LILLE, FRANCE - MARCH 10:  France's far-right party Front National (FN) president Marine Le Pen and former U.S. President Donald Trump advisor Steve Bannon give a joint press conference during the French far-right Front National (FN) party annual congress on March 10, 2018 at the Grand Palais in Lille, north of France. Le Pen will attempt to revive her battered party this weekend at a conference with a proposal to ditch the tainted National Front brand, seen as a key hurdle to winning power.   (Photo by Sylvain Lefevre/Getty Images)

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ZURICH, SWITZERLAND - MARCH 06: Steve Bannon, the former chief strategist for U.S. President Donald Trump, speaks at an event hosted by the weekly right-wing Swiss magazine Die Weltwoche on March 6, 2018 in Zurich, Switzerland. Bannon is reportedly on a tour to several European countries that included Italy just before the country's weekend election. (Photo by Adrian Bretscher/Getty Images)

ZURICH, SWITZERLAND - MARCH 06: Steve Bannon, the former chief strategist for U.S. President Donald Trump, speaks at an event hosted by the weekly right-wing Swiss magazine Die Weltwoche on March 6, 2018 in Zurich, Switzerland. Bannon is reportedly on a tour to several European countries that included Italy just before the country's weekend election. (Photo by Adrian Bretscher/Getty Images)

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PRAGUE, CZECH REPUBLIC - MAY 22: Steve Bannon, former White House Chief Strategist to U.S. President Donald Trump, attends a debate with Lanny Davis, former special counsel to Bill Clinton, at Zofin Palace on May 22, 2018 in Prague, Czech Republic. The debate, moderated by former Czech ambassador to the U.S. Alexandr Vondra, was over the current course of America and was sponsored by Czechoslovak Group, a holding company of Czech and Slovak defense industry companies. (Photo by Sean Gallup/Getty Images)

PRAGUE, CZECH REPUBLIC - MAY 22:  Steve Bannon, former White House Chief Strategist to U.S. President Donald Trump, attends a debate with Lanny Davis, former special counsel to Bill Clinton, at Zofin Palace on May 22, 2018 in Prague, Czech Republic. The debate, moderated by former Czech ambassador to the U.S. Alexandr Vondra, was over the current course of America and was sponsored by Czechoslovak Group, a holding company of Czech and Slovak defense industry companies.  (Photo by Sean Gallup/Getty Images)

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Steve Bannon, former chairman of Breitbart News Network LLC and former Trump political strategist, poses for a photograph following a Bloomberg Television interview in Prague, Czech Republic, on Tuesday, May 22, 2018. Bannon condemned a weekend truce in the U.S. trade dispute with China as a capitulation, signaling dissatisfaction among the president's allies in an interview given on May 21. Photographer: Martin Divisek/Bloomberg

Steve Bannon, former chairman of Breitbart News Network LLC and former Trump political strategist, poses for a photograph following a Bloomberg Television interview in Prague, Czech Republic, on Tuesday, May 22, 2018. Bannon condemned a weekend truce in the U.S. trade dispute with China as a capitulation, signaling dissatisfaction among the president's allies in an interview given on May 21. Photographer: Martin Divisek/Bloomberg