For example someone with a neutral accent may not be very fluent but fluent enough to be understood.On the other hand someone who is fluent enough but has a strong mother tongue influence and also unable to pronounce the words correctly can make it very difficult to comprehend.
Confidence votes 32. No. There are 5 wars in which the United States formally declared war against a foreign nation, namely, the War of 1812, the Mexican-American War, the Spanish-American War, World War I, and World War II. Using this strict definition of a declaration of war, the United States has not formally declared war with Iraq.
The American Congress has not formally declared war on any nation since. Congress has voted 23 times to authorize limited military engagements including Vietnam, Iraq and Afghanistan. Many of these votes come after American forces have already been engaged by the executive branch.