Greece’s liquidity problems are “insignificant”, the country’s finance minister said on German television on Sunday, pledging that the Greek government would take all steps necessary to repay its debts. “We want a successful Europe, a successful currency union,” Yanis Varoufakis told a panel discussion on German broadcaster ARD, describing liquidity problems as “insignificant” and “small” when answering a question about repayment of debt. Leftist Prime Minister Alexis Tsipras has accused Berlin of using legal tricks to avoid paying compensation for the Nazi occupation.