Example 1:
Two of the Wzehkh ground insignia guide
"The Yellow sun" insignia [left] is typically used in 1940s to 1950s vehicles and rarely seen in use with the "Wzehkh Tri" [right] which is used from 1960s to present. All using the Wzehkh red green white. Except for "The Yellow sun" which has a rounded middle design depicting the yellow sunset of Wzehkhastan

Example 2
"The Wzehkh Star and Eagle"
Is the Wzehkh Independent Republic Air Force's. Featuring the pride of the Wzehkh nation the Golden Eagle with the star in Wzehkh red green white. Although the "Sea Eagle" variation used by the Wzehkh Indemarines Air Corps and Wzehkh Naval Aviation Corps features a inverted star similar to that of the Army's inverted design.
All of these were adopted in 1949

Example 3
Above are the two different inscriptions of the Wzehkh Independent Republic Air Force
Despite its name is also shared with the Indemarines and Navy

Example 4
Here is the "white X" originally a insignia used by pro Wzehkh militias during the special insurgency War of Gurran (1962/1971) the insignia would later be adopted by the Wzehkh military forces as a more simple and recognizable roundel

Example 5
Here's a Example of all in use.

Bonus:

Why Yellow?
Wzehkh vehicles somtimes have their wheels painted Yellow why?
It's because traditionally all reserve/Guards units would leave the primer unpainted simply due to laziness. Now it's become a rule that all rear elements must have primer yellow wheels