Foreign dignitaries who attended the official service included U.S. Vice President Joe Biden , former British Prime Minister Tony Blair , former Dutch Prime Minister Wim Kok , Russian Foreign Minister Sergei Lavrov , Czech Prime Minister Jiří Rusnok and German Foreign Minister Frank-Walter Steinmeier , among others .
Leaders attended his funeral service included U.S. Vice President Joe Biden , former British Prime Minister Tony Blair , former Dutch Prime Minister Wim Kok , Russian Foreign Minister Sergei Lavrov , Czech Prime Minister Jiří Rusnok and German Foreign Minister Frank-Walter Steinmeier .