Bloomberg reported the information, citing its own sources.According to the sources, the guarantees will center on strengthening Ukraine's armed forces and capabilities without restrictions, such as troop limitations. They say the aim is to prevent Russian demands to cap the size of Ukraine's army in any future deal to end the war.The guarantees package will also build on the work of the "coalition of the willing" and is expected to include multinational units in the future, though their format has not yet been decided.The outlet's sources noted that leaders voiced broad support for “Article 5-like guarantees,” referring to NATO’s mutual defense clause. This idea was first pushed by Italian Prime Minister Giorgia Meloni, but the details and the U.S. role are still being worked out by officials.On August 18, Ukrainian President Volodymyr Zelenskyy arrived at the White House, where he was welcomed by U.S. President Donald Trump. The leaders first met one-on-one in the Oval Office, then joined European leaders and the NATO Secretary General. The talks later continued in another format.After the talks, Trump said he had begun preparations for a meeting between Zelenskyy and Putin.U.S. President Donald Trump, after the meeting with Ukrainian President Volodymyr Zelenskyy and European leaders, called Russian leader Vladimir Putin.Ukrainian President Volodymyr Zelenskyy said he was ready for a bilateral meeting with Russian leader Vladimir Putin without any preconditions.