What significant change occurred to the chevron insignia in 1902?

The significant change to the chevron insignia in 1902 was that the direction of the chevrons was altered. This modification represented a shift in design that not only differentiated ranks but also standardized how insignia were presented on military uniforms. The change in direction meant that the chevrons now pointed upward, symbolizing progress and ascension in rank. This update helped establish a more uniform appearance among service members and made it easier to identify ranks at a glance. The redesign aimed to create consistency across the ranks and made the insignia more recognizable within the military community.