The United States military has announced plans to deploy thousands of autonomous weapons systems within the next two years as a response to China’s growing power. The initiative, known as Replicator, aims to collaborate with defense and tech companies to produce affordable systems for all branches of the military. The use of military robots has become more common in recent years, but the scale and scope of this announcement indicate a significant shift in the future of conflict. The development and deployment of advanced robotic systems have been demonstrated in conflicts such as Russia’s war in Ukraine. These systems, including loitering munitions and naval attack drones, have proven to be effective in combat. The Replicator program aims to field autonomous systems on land, at sea, in the air, and in space. The focus is on countering China’s military capabilities, as it is seen as a significant threat by the US military. By quickly building thousands of autonomous systems, the US hopes to have the necessary numbers to win future major wars. The program also aims to institutionalize mass production of robots for long-term use. However, concerns remain about the ethical and legal implications of using autonomous systems in warfare. Optimists argue that robots can be programmed to follow rules better than humans, while pessimists highlight the potential for unforeseen situations and misunderstandings leading to unintended attacks. The US may be the first nation to deploy large numbers of autonomous systems, but other countries, including China, are expected to follow suit. The availability and affordability of the technology make it accessible to both great powers and smaller nations. Countries like Libya, Israel, and Australia have already deployed autonomous weapons or are actively developing them. The Australian Defense Force is building various autonomous vehicles and has called for local companies to contribute to the production of military aerial drones.