Final answer:
The statement is true; English holds a dominant position in areas such as international air traffic control and international communication due to historical and contemporary influences.
Step-by-step explanation:
The statement that English is the dominant international language used in international air traffic control, diplomacy, most scientific publishing, and most international academic conferences is true. Post-World War II, the retreat of the British Empire and the rise of the United States as an economic, technological, and cultural superpower cemented the status of English as a global lingua franca. This dominance can be seen in the control of English over certain domains such as international flight control, where pilots and air traffic controllers communicate in English, irrespective of their native languages, for uniformity and safety. Additionally, the widespread use of English is reinforced by American-led innovations in technology and popular culture.