Weakening dollar
Several currencies such as the Australian Dollar and Euro weakened significantly against the U.S. Dollar over the past 2 years. But this trend may be changing. Both the Australian Dollar and Euro have rebounded over the past few months:
The Australian Dollar formed a golden cross for the first time since early-2018. While this may be construed as a bullish sign for AUD/USD, that wasn't usually the case (historically).
More often than not, AUD/USD fell over the next 1-2 weeks before it could rebound over the next half year:
Similarly, the EUR/USD's 50 dma has crossed above its 200 dma for the first time in 2 years:
This was neither a clear bullish nor bearish sign for the Euro on any time frame: