All this:
Legalization of bitcoin in South Korea(Why North korea has not yet followed South korea?) Well BTC is being legalized in South korea, Virtual currency's regulation bills are ready to come out in front of govt. And huge chances are there to legalize it.
Japan eliminated tax consumption on BTC, and trading soars, benefit to . japanese there
After huge success and giant minning structure of BTC in china, China is also ready to fully legalize and regulate btc and ethereum too. As upto i think, this could be the biggest reason for btc rise, altough last time rise of btc was due to its release in china, but this time i see this step as a main reason behind btc rise.
Aaaah and market correction, the biggest panic state for new traders in crypto, when they enter for first time in crypto and correction takes place at the same time, they panic when prices go Down, and most of them get themselves out if they are not guided properly. This correction is also over now.
Segwit: the block size is also decreased now more abstract data will be stored, decreasing block size and processing transactions fastly.