As Washington hosts its first NATO summit in 25 years, the US-led alliance grapples with a war in Europe in a grim reminder of the 1999 meeting. However, the scale of challenges the 32-member alliance faces as it celebrates 75 years is said be multifold and bigger than it was when NATO turned 50 in 1999. Experts say the three-day summit, which begins on July 9, will focus on ways to reassure Ukraine of NATO’s enduring support and future membership. The US has hinted to offer Ukraine a “bridge to membership,” but many NATO countries want to state that Ukraine’s path to membership is “irreversible”. Will NATO invite Ukraine to join the alliance? Watch the video to know more about the upcoming summit.