A.N.Z.A.C. which is the first letters of the name
The flags are flown at half mast to commemorate both the soldiers who fought for ANZAC (Australian and New Zealand Army Corps) at Gallipoli in Turkey in World War I, and all who served military duty for ANZAC.
That is totally a matter of opinion and speculation. Sheer numbers and equipment cannot compare to the training and 'esprit de corps' of soldiers.
Although Army units designated ANZAC exist today, I think you mean when they were first formed- about 1915. The basic rifle used by the soldiers from the Australian and New Zealand Army corps was the .303 caliber SMLE- Short Magazine Lee Enfield. See link below:
All members of the Royal Australian Armoured Corps and all members attatched to armoured units wear emu plumes in their slouch hats, originally the wearing was restricted to the Queensland Mounted Rifles but was adapted by the entire corp a number of years ago.
In 1970 there were approximately 249000 Marines serving in the U.S. Marine Corps. This was the highest number of Marines since the end of World War II. Below is a breakdown of the Marine Corps personnel numbers in 1970: Active Duty: 237000 Active Reserve: 11000 Inactive Reserve: 1000The Marine Corps has continued to grow since then and as of 2019 there were over 186000 active duty Marines and 38500 reserve Marines.
Mostly in III Corps, surrounding Saigon.
Australian Corps was created in 1917.
Royal Australian Infantry Corps was created in 1948.
Royal Australian Armoured Corps was created in 1941.
Australian Army Band Corps was created in 1968.
Royal Australian Corps of Transport was created in 1973.
Australian Army Intelligence Corps was created in 1907.
Royal Australian Corps of Signals was created in 1906.
Royal Australian Survey Corps ended in 1996.
Australian Army Psychology Corps was created in 1952.
Royal Australian Corps of Transport's motto is 'Equal to the Task'.
Royal Australian Army Pay Corps was created in 1914.