Year-end is usually a quiet period, when markets thin out and traders take time off—but hold on and get through this week first. For FX traders in particular, after several years of dull price action, the key that could set a major move in motion for 2026 may well be this week.More specifically, beyond the Bank of Japan’s impending rate hike, close attention also needs to be paid to possible shifts in monetary policy at the European Central Bank and the Bank of England. If the major G7 central banks all choose to bring their easing cycles to an end, while the United States—under a new Fed chair in the future—moves against that trend, then the trend driven by rate differentials/spread differentials could be enormous.The U.S. Dollar Index has already shown signs of weakening across 2025; s