The Morane-Saulnier L, a French plane, provided a solution: The propeller was armored with deflector wedges that prevented bullets from hitting it. The term "1st world country" is itself an outdated term.

The 93rd Division, however, had more success. On the Eastern Front of World War I, Russian forces invaded the German-held regions of East Prussia and Poland, but were stopped short by German and Austrian forces at the Battle of Tannenberg in late August 1914.

"use strict";(function(){var insertion=document.getElementById("citation-access-date");var date=new Date().toLocaleDateString(undefined,{month:"long",day:"numeric",year:"numeric"});insertion.parentElement.replaceChild(document.createTextNode(date),insertion)})(); FACT CHECK: We strive for accuracy and fairness. Neutrality, however, was increasing difficult to maintain in the face of Germany’s unchecked submarine aggression against neutral ships, including those carrying passengers.
During the First Battle of the Marne, information passed from pilots allowed the allies to exploit weak spots in the German lines, helping the Allies to push Germany out of France.

On July 15, 1918, German troops launched what would become the last German offensive of the war, attacking French forces (joined by 85,000 American troops as well as some of the British Expeditionary Force) in the Second Battle of the Marne. World War I was the first major conflict to harness the power of planes. (first introduced in 1917) were used to strike cities like London. At the opposite end of the spectrum, with a score of 33.42, Venezuela top the list of the countries with the worst health care systems for 2019. This list is crap. Civilian casualties numbered close to 10 million.

I thought it was missing alot...I asked a question, why are you giving a smartass comment to the thread? The First Battle of the Isonzo took place in the late spring of 1915, soon after Italy’s entrance into the war on the Allied side. First World countries are highly urbanised, and citizens enjoy universal access to health, education and housing.

The invasion also proved a dismal failure, and in January 1916 Allied forces staged a full retreat from the shores of the peninsula after suffering 250,000 casualties. And for this reason, I'm really doubtful how Atlas can issue such a list of "1st world" countries. Despite that victory, Russia’s assault had forced Germany to move two corps from the Western Front to the Eastern, contributing to the German loss in the Battle of the Marne. HISTORY reviews and updates its content regularly to ensure it is complete and accurate. Facing criticism from the Black community and civil rights organizations for its quotas and treatment of African American soldiers in the war effort, the military formed two Black combat units in 1917, the 92nd and 93rd Divisions. The Allies debuted the Handley-Page HP O/400, the first two-engine bomber, in 1915. Germany’s strength on the high seas was also aided by its lethal fleet of U-boat submarines. This swift victory was ...read more.

The Second Battle of the Marne turned the tide of war decisively towards the Allies, who were able to regain much of France and Belgium in the months that followed. The Morane-Saulnier Type L was used by the French, the British Royal Flying Corps (part of the Army), the British Royal Navy Air Service and the Imperial Russian Air Service. The term "1st world" is related to political status rather than the level of income. Thanks to new military technologies and the horrors of trench warfare, World War I saw unprecedented levels of carnage and destruction.
Are you looking at the fabricated list or are you just making it up?

Germany sunk four more U.S. merchant ships the following month, and on April 2 Woodrow Wilson appeared before Congress and called for a declaration of war against Germany. On July 5, Kaiser Wilhelm secretly pledged his support, giving Austria-Hungary a so-called carte blanche, or “blank check” assurance of Germany’s backing in the case of war.