Photo Credit: Aaron Schwartz, Marcia StraubSource: Getty ImagesFor most foreign workers, the standard path requires holding a Green Card for a minimum of five years. What foreign workers must showBeyond the residency requirement, USCIS says applicants must satisfy a range of conditions before filing Form N-400, Application for Naturalisation. The final step is taking an Oath of Allegiance to the United States. Foreign workers seeking US citizenship must first obtain lawful permanent resident status before the naturalisation clock begins. Foreign journalists: US announces new screening measuresMeanwhile, Legit.ng previously reported that the US had announced new screening measures for foreign journalists applying for a visa.