David Koch, billionaire, industrialist, philanthropist, political activist and former vice presidential candidate of the Libertarian Party, died Friday. He was 79 years old.
"With a heavy heart, I announce the death of my brother David," Charles Koch announced in a statement. "Everyone who has worked with David has certainly experienced his gigantic personality and passion for life."
At the time of his death, his net worth was more than $ 42 billion, making him the eleventh largest human in the world, according to Forbes.  Koch and his 83-year-old brother Charles headed Koch Industries, one of the country's largest private conglomerates. Investments include subsidiaries engaged in the manufacture, refining and distribution of chemicals, fibers and minerals.
Her father Fred Koch founded the company in 1
The brothers, whose surname is coke, financed one of the most influential political networks of modern times. The expanding political empire includes conservative and libertarian charitable organizations such as Americans for Prosperity, Freedom Partners, and Concerned Veterans for America.
David Koch retired as Executive Vice President of Koch Industries in June 2018 and ended his involvement with other Koch affiliates due to health reasons. He was diagnosed with prostate cancer almost two decades earlier.
In 1980, the younger cook was appointed Vice President of the Libertarian Party. His then vice-candidate was Ed Clark, and her campaign was aimed at abolishing Social Security, the Federal Reserve Board, social assistance, corporate taxes, and minimum wage laws.
In the election, in which Ronald Reagan defeated President, the card received only 1 percent Jimmy Carter, but it was the most votes ever received from a candidate of the libertarian wing.
Koch's political views were often reflected in the party he once represented when he ran for president. He supported the free market policy and reduced government spending. He was also a non-interventionist and demanded that the United States should participate only to a limited extent in wars around the world.
While these ideologies often led to the brothers supporting Republican candidates for public office, they clashed with presidents from both sides of the aisle. including former President Barack Obama and President Donald Trump.
The Koch brothers went on the offensive against Obama in 2011 in an interview with the Weekly Standard. During the interview, David Koch criticized Obama as "the most radical president we've ever had." had as a nation ", claiming he" wreaked more damage on the system of free enterprise and long-term wealth than any president we have ever had.
The divide between Koch and Trump was primarily linked to the government's introduction of import duties on goods shipped by trade allies such as the European Union, Canada and Mexico to the United States.
The network has numerous television channels They also raised objections to the government's failure to protect young immigrants who fell under the program "Deferred Action Childhood Arrivals."
At Koch's Summit in the summer of 2018 in Colorado Springs, Colorado "Those in charge of the organization went so far as to suggest that they could recapture the Democrats in the 2018 congressional elections."
"If you're a Democrat, defend yourself against [Sen.] Elizabeth Warren to get enough votes for financial reforms that the Break barriers for community banks and families, are you damn right, we will mi t cooperate with you, "said Emily Seidel, CEO of Americans for Prosperity in July 2018.
Previously, the cooks promised to spend nearly $ 400 million on the 2018 Halftime elections.
Koch was also known for his contributions to the arts and medicine.
Over the years, Koch and his family foundation, along with other recipients of Koch's philanthropic support, have donated millions to fight cancer. He was a board member of the Prostate Cancer Foundation and donated $ 100 million to build the David H. Koch Center at the New York Presbyterian Hospital.
He also donated $ 100 million to the New York State Theater at the Lincoln Center, now known as the David H. Koch Theater, and donated $ 65 million to refurbish the space at the Metropolitan Museum of Art.
The Last tweet on his Twitter account, which was announced in February, his family donated one million dollars to the Sept. 11 Memorial Museum.
"Twenty-seven years ago, David was diagnosed with prostate cancer at an advanced stage and given a bleak prognosis for a few years," said Charles Koch in his statement. "David liked to say that a combination of excellent doctors, state-of-the-art medicines and his own stubbornness kept the cancer at bay, and we can all be thankful that this was the case because he was able to touch as many lives as possible."
In addition to his brother, his survivors include his wife Julia and three children.
"He believed he was responsible for a world that had given him so many chances of success," said Julia Koch in a statement. "David's philanthropic commitment to education, arts and cancer research will have a lasting impact on countless lives – and we'll cherish that forever."
– Marty Steinberg of CNBC contributed to this report.