McDonald’s trademark golden arches are familiar to most everyone in the developed world. The distinctive arched design of the McDonald’s logo cast their golden glow on small towns, big cities, and stretches of highway all around the world. But how did that particular logo come into being?

In Phoenix, Arizona in 1953, Richard and Maurice McDonald were first conceptualizing the franchise restaurant that would eventually become the ubiquitous McDonald’s. The original architectural design for the building, by architect Stanley Meston, was a red and white tiled walk-up hamburger stand. Richard McDonald, wanting to add a little more flair to the design, quickly sketched two yellow arches, one on each side of the structure. While Meston agreed to other design changes, he continued to reject the arches, and ultimately, a sign-maker named George Dexter was retained to build and install them. The design and positioning of the arches gave the impression, when the building was viewed on a diagonal, of a capital letter M, for McDonald’s. The sign out front incorporated a third arch, along with the original McDonald’s mascot, a cartoon chef named Speedee.

In 1962, as the restaurant gained popularity, a new McDonald’s logo was sought as a way to upgrade the company’s overall image. At first, a stylized image in the shape of a letter V was suggested. Corporate head of design and engineering Jim Schindler inverted and extended it to the shape of an M that looked very similar to the M created by the original arches when the buildings were viewed at an angle, and the new McDonald’s logo in its current widely recognizable form was born.

Speedee the chef was phased out and replaced by the world’s best-known clown, Ronald McDonald, by 1967. Willard Scott, who would go on to become the beloved weatherman of NBC’s Today Show, pioneered the character of Ronald in 1963 after his successful run as television’s Bozo the Clown inspired McDonald’s marketing to approach him with the idea of a hamburger-loving clown that would appeal to kids of all ages. Today, Ronald McDonald enjoys name recognition second only to Santa Claus; one study indicates he is identifiable by a whopping 96% of American school children. For decades, commercials featured Ronald interacting in McHappyland with his motley crew of friends and cohorts, including Grimace, Mayor McCheese, and the Hamburglar. In recent years, however, the McHappyland characters have taken a back seat to commercials portraying Ronald interacting with real children in the real world.

McDonald’s locations all over the world have largely removed the original arches from their exterior designs, but the familiar pair of golden arches still graces their signs and comprises the official McDonald’s logo. The arches are so well known that “Golden Arches” has become a synonym for the McDonald’s franchise itself. Canadian McDonald’s chains add a touch of local flair to their establishments with the addition of a red maple leaf in the center of the arch design.

The McDonald’s logo is also often used to denote capitalism and increasing globalization. Along with Coca-Cola and Nike, McDonald’s is one of a select handful of American corporations that have gained worldwide fame and notoriety, permeating even the quietest corners of the planet with broad-scale advertising and ceaseless expansion.

The golden arches were even the subject of a political theory introduced in 1999 by Thomas L. Friedman in “The Lexus and the Olive Tree.” The Golden Arches Theory noted that, at that time, no two countries that had active McDonald’s franchises had ever gone to war with one another. The argument, in summary, is that countries with a middle class well-developed enough to support industries such as McDonald’s would be disinterested in engaging in global conflict. However intriguing and unique Friedman’s theory was, it has been disproven many times since, notably with the 2008 war between Georgia and Russia, both of whom had open McDonald’s franchises at the time of the conflict.

The golden arches and bright cartoon characters that comprise the McDonald’s logo are known the world over, recognized and loved by many. Any corporation globalized and economically dominant enough to spark political theory and hot debate is worth taking a moment to study. The simplest of logos–McDonald’s arches, Nike’s swish, Coca-Cola’s script–are often the most distinctive and memorable, and their consistent popularity point to strong marketing, excellent design–even if accidental–and the ability to capture consumers’ innate willingness to develop strong brand loyalty.